Nina Goldfuss
Speech and Language Therapist
What Is Developmental Language Disorder (DLD)? A Parent-Friendly Guide
If you have recently heard the words Developmental Language Disorder, or DLD, used to describe your child, you may be wondering what that actually means.
Maybe your child has always found it difficult to explain what happened at school. Perhaps they struggle to find the right words, misunderstand questions, or need instructions repeated several times. Or maybe they speak in long sentences, but their ideas can still be difficult to follow.
DLD can look very different from child to child, which is one reason it can be missed.
The good news is that understanding what is going on can make a huge difference. Once we know why language is difficult, we can put the right support around a child and teach strategies that help communication feel easier.
So let us break down what DLD is, what it can look like, and how Speech and Language Therapy can help.
Not sure where your child's language is right now? Our free speech and language quiz can give you a quick picture of where things stand.
What Is Developmental Language Disorder?
Developmental Language Disorder is a condition that makes it harder for a child to learn, understand and use language.
It can affect things such as:
- understanding what other people are saying
- learning and remembering new words
- finding the right word when speaking
- putting sentences together
- using grammar correctly
- following instructions
- answering questions
- explaining ideas clearly
- telling stories or recounting events
- understanding more complex or abstract language
DLD is not rare. Research suggests it affects around 1 in 14 children, which works out at roughly two children in a typical classroom of 30.
And yet many people have still never heard of it.
That is partly because DLD can be a hidden difficulty. A child may be bright, sociable, funny and engaged, but still find language much harder than their peers.
Key takeaway: DLD is not about how intelligent a child is. It is specifically about the way they learn, understand and use language.
What Might DLD Look Like in Everyday Life?
DLD does not look exactly the same in every child.
A younger child might:
- be late to start talking
- use shorter sentences than other children their age
- have difficulty learning new vocabulary
- struggle to understand longer instructions
- make frequent grammatical mistakes
- find it difficult to answer questions
An older child might appear much more talkative, but still:
- use words such as "thing", "stuff" or "it" because they cannot find the word they want
- give very short answers to questions
- struggle with who, where, when, why or how questions
- find it hard to explain something that happened
- tell stories that jump around or are difficult to follow
- misunderstand instructions in the classroom
- need more time to process what someone has said
- find reading, writing or learning new curriculum vocabulary difficult
For example, imagine a teacher asks:
"Before you put your book away, underline the title and bring your worksheet to the front."
A child with DLD may only remember one part of that instruction.
Or a parent might ask:
"What did you do at school today?"
and get:
"Um... that thing... with him... and then we did it."
The child may know exactly what happened. The difficulty is organising the language needed to explain it.
Is DLD the Same as a Speech Delay?
Not necessarily.
Speech and language are related, but they are not the same thing.
Speech refers more to the sounds we use when talking — for example, a child saying "tat" instead of "cat".
Language refers to understanding and using words and sentences to communicate ideas.
A child with DLD may have perfectly clear speech sounds but still find language difficult.
Some children can have both a speech sound difficulty and DLD, but one does not automatically mean the other.
If your main concern is pronunciation rather than language, you might also find this article helpful.
Is DLD the Same as Autism?
No.
A child can have language difficulties for different reasons.
The term Developmental Language Disorder is generally used when a child's significant language difficulties are not explained by another biomedical condition such as autism, hearing loss, brain injury or a genetic condition.
Where language difficulties occur alongside another condition, clinicians may instead describe this as Language Disorder associated with [the condition].
There can still be overlap in the things parents notice, which is why it is not always obvious from the outside.
If you are unsure whether your child's difficulties seem mainly language-based or whether there are broader social communication differences too, you may also find Language Delay vs Autism: How to Tell the Difference useful.
What Causes DLD?
There is not usually one simple cause.
DLD is a neurodevelopmental condition, meaning that a child's language system develops differently. It is not caused by poor parenting, not talking to your child enough, or letting them watch television.
It is also not caused by growing up with more than one language.
A multilingual child with DLD will typically show difficulties across the languages they use. Learning more than one language does not cause DLD and there is no need to stop using a family's home language.
Does DLD Go Away?
DLD is generally considered a lifelong condition, but that does not mean a child's language will never improve.
Their strengths and difficulties may change as they grow.
A preschool child may struggle with vocabulary and putting sentences together.
Later, that same child might speak fluently in everyday conversation but find it much harder to:
- understand complex classroom language
- learn new vocabulary
- write organised paragraphs
- understand inference or figurative language
- explain ideas clearly
- follow complicated instructions
With the right support, children can develop their language skills and learn strategies that make communication, school and everyday life much easier.
Key takeaway: DLD does not mean a child cannot make progress. The aim of support is to build their language skills and reduce the impact that language difficulties have on everyday life.
How Can Speech and Language Therapy Help With DLD?
This is where Speech and Language Therapy can be really useful.
There is no single "DLD programme" that every child should complete.
Therapy should be based on the child's individual profile.
For one child, the priority might be vocabulary.
For another, it might be understanding questions.
Another child might need help organising their thoughts into clear sentences or telling a story that somebody else can follow.
A Speech and Language Therapist may work on areas such as:
Vocabulary and word finding
Some children know a word but struggle to retrieve it quickly.
Therapy might help them learn ways of organising vocabulary and finding words more independently.
For example, if the child cannot remember "giraffe", we might think about:
- What group does it belong to? → Animal.
- What does it look like? → Tall, long neck.
- Where might you see one? → At the zoo.
- What sound does the word start with? → /g/
Over time, these strategies can make retrieving words easier.
That combination matters. Research on word finding suggests therapy works best when it targets both the meaning of a word and the sounds in it, rather than only one of the two.
Where possible, the words themselves are chosen from the child's own interests, everyday life or school topics, and we return to them repeatedly. Newly learned words tend to fade without regular practice, which is why the same vocabulary reappears across sessions and at home.
Building sentences
A child might know what they want to say but struggle to organise it into a complete sentence.
Visual approaches such as Colourful Semantics can help children identify the important pieces:
Who? → What are they doing? → What? → Where?
So instead of:
"Boy... ball... park."
we can gradually build:
"The boy is kicking the ball in the park."
For older children, or where grammar itself is the difficulty, approaches such as Shape Coding can also be used. This system uses shapes, colours and arrows to make the rules of sentence structure visible, so that grammar becomes something a child can see rather than something they have to guess at.
Understanding questions
Words such as who, where, when and why may seem simple to adults, but they require different types of information.
Therapy can explicitly teach what each question word is asking for, usually alongside visual support, and give children plenty of practice at using that knowledge.
Telling stories and explaining what happened
Children with DLD can sometimes describe individual details very well but find it harder to put them together into a clear sequence.
Speech and Language Therapy can help them organise information using prompts such as:
- Who was there?
- Where were they?
- What happened first?
- What happened next?
- How did it end?
This can support everything from telling Mum what happened at school to writing a story in class.
Understanding longer or more complex language
Children may also benefit from strategies such as:
- breaking instructions into smaller steps
- using visual supports
- repeating or rephrasing information
- teaching new vocabulary before it appears in class
- giving extra processing time
- checking understanding rather than simply asking "Do you understand?"
Speech and Language Therapists can also work with parents and schools so these strategies are used consistently across everyday environments. RCSLT specifically includes direct therapy, parent and teacher strategies, classroom support and professional training within SLT support for DLD.
Wondering whether your child's language difficulties might need support?
I offer a free 15-minute chat where we can talk through what you have noticed and whether an assessment or therapy might be a useful next step.
What Does Therapy Actually Look Like?
Good language therapy should not feel like sitting through endless worksheets.
For children I work with, sessions might include:
- describing pictures
- building silly sentences
- sequencing pictures into a story
- games targeting vocabulary
- pre-teaching vocabulary they will meet in an upcoming school topic
- practising WH-questions
- talking about their favourite animals, games or characters
- visual sentence-building activities
- movement breaks
- short activities that can be practised again at home
The activity itself is often just the vehicle.
What matters is the language skill we are practising underneath it.
And because language is used everywhere, therapy works best when the strategies carry over beyond the session.
That is why I usually give parents simple ideas to use during normal routines rather than expecting children to complete large amounts of formal "homework".
Can DLD Be Supported Through Online Speech Therapy?
For many school-age children, yes.
Online sessions can work particularly well for language because so many useful activities can be delivered visually and interactively: pictures, games, stories, sentence-building activities and shared screens.
It also allows therapy to happen from home, without travelling to a clinic, and can make after-school appointments easier for families.
That said, online therapy will not be the best fit for every child.
Part of my role as a Speech and Language Therapist is deciding whether online support is clinically appropriate and being honest if I think a child would be better supported in person.
What Can Parents Do at Home?
You do not need to turn home into a therapy clinic.
Small changes during everyday conversation can make a real difference.
Give extra processing time
Ask the question, then wait.
Children with language difficulties often need longer to understand what has been said and organise their response.
Try giving them several seconds before repeating or rephrasing.
Give choices when they are stuck
If you ask:
"Where did you go?"
and your child is stuck, it is tempting to answer for them.
Instead, you could offer a choice:
"Did you go to the park or the shops?"
The choice gives the child extra language support without answering for them.
Help organise stories
If your child is trying to tell you something and you cannot follow it, gently prompt:
- "Who was there?"
- "Where were you?"
- "What happened?"
Model rather than correct
If your child says:
"He brushing dog."
you could respond:
"Yes, he is brushing the dog."
They hear the correct model without the conversation becoming a test.
Be specific with vocabulary
If your child says:
"Give me that thing."
you can model:
"The stapler? Here is the stapler."
There is no need to force them to repeat it.
You are simply giving their language system another opportunity to hear and learn the word.
When Should I Speak to a Speech and Language Therapist?
It may be worth seeking advice if your child's language difficulties are having a noticeable impact on everyday life.
For example, if they regularly:
- struggle to follow age-appropriate instructions
- have difficulty finding words
- use noticeably shorter or less grammatical sentences than peers
- find questions confusing
- struggle to explain what happened
- become frustrated because they cannot express themselves
- find classroom language difficult
- have persistent language difficulties that are not improving over time
Not every child with one of these difficulties has DLD.
A Speech and Language Therapist can assess the bigger picture and help work out what is going on. If you would like to know what that involves, What Happens in a Speech Therapy Assessment? walks through it step by step.
If you recognise some of these signs in your child and would like to talk them through, you are welcome to book a free 15-minute consultation.
There is no pressure to book therapy. It is simply a chance to explain what you have noticed and ask questions about the next steps.
Frequently Asked Questions
Is DLD caused by parents not talking enough to their child?
No. DLD is not caused by parenting style or a child not being spoken to enough.
Can a child with DLD be intelligent?
Absolutely. DLD affects language development, not intelligence.
A child may be very capable in areas such as problem-solving, maths, creativity, sport or practical activities while still finding language difficult.
Can bilingual children have DLD?
Yes.
DLD occurs across languages. Being bilingual does not cause DLD, and families should not be advised to stop speaking their home language.
Is DLD the same as being a late talker?
No.
Some late talkers catch up naturally, whereas children with DLD have more persistent language difficulties.
A history of late talking can be one sign of DLD, but a child needs a fuller assessment before conclusions are drawn.
Will my child always need speech therapy?
Not necessarily.
DLD is lifelong, but support needs change.
Some children benefit from a block of therapy targeting a particular area, then have a period where strategies at home and school are enough. They may return to SLT later when language demands increase.
Can school help?
Yes.
Simple classroom strategies can make a big difference, including visual support, shorter instructions, explicit vocabulary teaching and additional processing time.
Where appropriate and with parental consent, an SLT can also liaise with school staff so everyone is working towards similar goals.
Final Thought
DLD can be confusing because you cannot always see the difficulty.
A child might sound chatty in conversation but still be working incredibly hard to understand language, find words or organise their ideas.
Once those difficulties are recognised, we can stop assuming the child is "not listening", "not trying" or simply needs to "concentrate more".
Instead, we can give them the kind of support that actually helps.
And that can make communication feel a lot less frustrating — for the child and for everyone around them.
If you are wondering whether your child could benefit from Speech and Language Therapy, you can book a free 15-minute chat with me here.