Meaning & use
lack
The state of not having enough of something, or of having none of it at all.
See it in a sentence
A lack of sleep left the whole team tired and unfocused during the meeting.
The project failed due to a lack of funding rather than a lack of ideas.
A note on using this word
As a noun, lack is typically followed by 'of' (a lack of time); as a verb it takes a direct object without 'of', as in 'the plan lacks detail.'
Words with a similar meaning
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Words with an opposite meaning
Another way to use it
2. verb
To not have, or not have enough of, something that is needed or wanted.
The old bridge lacked the strength to support modern trucks safely.
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