2 entries under this word

Illegitimate

ĭl/lĕ-gĭt'i-mate, a.

adjective

a. [Prefix il, for in, and legitimate, q. v. Cf. Fr. illégitime, It. illegittimo, Sp. ilegítimo.]

Not according to law; not regular or authorized; unlawful; improper.
Unlawfully begotten; born out of wedlock; spurious; as, an illegitimate son or daughter.
Not legitimately deduced or inferred; illogical; as, an illegitimate inference.
Not authorized by good usage; as, an illegitimate word.

Ĭl'le-gĭt'i-māte, v. t.

verbtransitive

v. t. [imp. & p. p. ILLEGITIMATED; p. pr. & vb. n. ILLEGITIMATING.] To render illegitimate; to declare or prove to be born out of wedlock; to bastardize.

The marriage should only be dissolved for the future, without illegitimating the issue. Burnet.