reentrant

or re-en·trant

[ree-en-truh nt]
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adjective

reentering or pointing inward: a reentrant angle.

noun

a reentering angle or part.
a person or thing that reenters or returns: Reentrants to the engineering program must take the introductory course again.
Physical Geography. a prominent indentation in a coastline.Compare salient(def 6).

Origin of reentrant

First recorded in 1775–85; re- + entrant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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Historical Examples of re-entrant


British Dictionary definitions for re-entrant

re-entrant

adjective

(of an angle, esp in fortifications) pointing inwardsCompare salient (def. 2)
maths (of an angle in a polygon) greater than 180° and thus pointing inwards

noun

an angle or part that points inwards
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012