The Collaborative International Dictionary
Reentrant \Re*["e]n"trant\ (-trant), a. Re["e]ntering; pointing or directed inwardds; as, a re?ntrant angle.
Wiktionary
a. 1 reenter; pointing inward. 2 (context programming of a mutual exclusion mechanism English) Such that the corresponding lock can be reacquired by the locking thread. 3 (context programming English) That may be executed more than once at a time either by different threads, or because of recursion. 4 (context transport of a part of a rocket English) Designed to return to the Earth's atmosphere. 5 (context physiology English) Of or pertaining to reentry (in the heart) n. 1 An angle or part that reenters itself. 2 One who enters (the labour market, etc.) again. 3 (context geography English) A valley between a pair of parallel ridges
WordNet
adj. (of angles) pointing inward; "a polygon with re-entrant angles" [syn: re-entrant] [ant: salient]
Wikipedia
Reentrant or re-entrant can refer to:
- Re-entrant (landform), the low ground formed between two hill spurs.
- Reentrancy (computing) in computer programming
- Reentrant mutex in computer science
- Reentry (neural circuitry) in neuroscience
- Salients, re-entrants and pockets in military tactics
- Reentrant tuning in music
- Concave or reentrant polygon
Usage examples of "reentrant".
Images are incarnated as they are processed by the brain: fed back, via numerous reentrant loops, through the lateral geniculate nucleus, to the various subdivisions of the visual cortex.
In either case, it's simply a matter of mastering the electro-chemical interface: regularizing chains of association, facilitating neural feedback patterns, reinforcing the appropriate reentrant connections.