fully developed — completely grown
collocationB1IELTS 5+neutraloccasional
Having reached the final or complete stage of growth or development.
Say it like a native
Textbook The organism has attained complete maturation.
Native It's fully developed.
'Attained complete maturation' is scientific-stiff; 'fully developed' is plain.
Pattern: fully developed + noun
In use
- By the age of eighteen, his sense of responsibility was fully developed.daily life
- In my opinion, a fully developed public transport system is essential for a modern city.IELTS speaking
Common mistake
✗ The plan is full developed.
✓ The plan is fully developed.
'Fully' (adverb) — not 'full'.
Common collocations
fully developed— not yet, a, brain, muscles
Don't confuse it
Not the same as 'developing,' which means still growing or changing.