D defs.my
Entry 1 sense Webster, 1913

Reentrant

/(rē`ĕn"trant)/ · Re·en·trant · IPA /ɹiːˈɛntɹənt/
01 a. Reentering; pointing or directed inwards; as, a reentrant angle.
  1. 1.
    Reentering; pointing or directed inwards; as, a reentrant angle.