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Reentrant vs Reusable - What's the difference?

reentrant | reusable |

As adjectives the difference between reentrant and reusable

is that reentrant is reentering; pointing inward while reusable is able to be used again; especially after salvaging or special treatment or processing.

As a noun reentrant

is an angle or part that reenters itself.

reentrant

English

Alternative forms

* (obsolete)

Adjective

(-)
  • Reentering; pointing inward.
  • (programming, of a mutual exclusion mechanism) Such that the corresponding lock can be reacquired by the locking thread.
  • :The global interpreter lock of the embedded scripting engine is not re-entrant.
  • (programming) That may be executed more than once at a time either by different threads, or because of recursion.
  • :Global variables must not be altered by reentrant code.
  • (transport, of a part of a rocket) Designed to return to the Earth's atmosphere.
  • (physiology) Of or pertaining to reentry (in the heart)
  • Derived terms

    * macroreentrant * microreentrant

    Noun

    (en noun)
  • An angle or part that reenters itself.
  • One who enters (the labour market, etc.) again.
  • (geography) A valley between a pair of parallel ridges
  • See also

    *reusable

    reusable

    English

    Adjective

    (en adjective)
  • able to be used again; especially after salvaging or special treatment or processing
  • (computing) (of a program ) Able to be executed by several tasks without being reloaded; either reentrant or serially reusable
  • Antonyms

    * single use, expendable.

    Synonyms

    * recyclable

    Derived terms

    *reusability