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Related to illegitimacies: illegitimate child, Illegitimate children


a. Being against established or accepted rules and standards: an illegitimate means of winning a debate.
b. Being against the law; illegal: an illegitimate contract.
c. Not valid or defensible: Their reasons for missing school are illegitimate.
d. Incorrectly deduced; illogical: an illegitimate conclusion.
e. Biology Unacceptable as a scientific name because of not conforming to the international rules of nomenclature.
2. Offensive Born to parents not married to each other.

il′le·git′i·mate·ly adv.


An older, and now strongly pejorative, descriptive term for a child born to an unmarried woman.
[L. in-, not + legimatus, lawful]