The Collaborative International Dictionary
Illegitimating
Illegitimate \Il`le*git"i*mate\, 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; to illegitimatize.
The marriage should only be dissolved for the future,
without illegitimating the issue.
--Bp. Burnet.