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“denegation”
A denial or a contradiction to comply with a request or instruction to do something: When Mary's mother asked her to clean up her room, Mary's denegation was a simple refusal saying that she had more important things to tend to!
This entry is located in the following units:
-ation, -ization (-iz[e] + -ation); -isation (British spelling variation)
(page 26)
neg-, ne-
(page 1)