Standard Lemma guide

reentrant

adj · noun · 10 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ɹiːˈɛntɹənt/
  • Southern-England: Recorded audio is listed in the source snapshot.

1

adj

Meaning 1

Reentering; pointing inward.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Such that the corresponding lock can be reacquired by the locking thread.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, programming, sciences

Examples

  • The global interpreter lock of the embedded scripting engine is not reentrant.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adj

Meaning 3

That may be executed more than once at a time either by different threads, or because of recursion.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, programming, sciences

Examples

  • Global variables must not be altered by reentrant code.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

adj

Meaning 4

Designed to return to the Earth's atmosphere.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: aeronautics, aerospace, business, engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

adj

Meaning 5

Of or pertaining to reentry (in the heart).

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: medicine, physiology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

adj

Meaning 6

Having the strings not ordered according to pitch (having a re-entry).

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: entertainment, lifestyle, music

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

An angle or part that reenters itself.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

noun

Meaning 8

One who enters (the labour market, etc.) again.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

noun

Meaning 9

A valley between a pair of parallel ridges.

Definition source: English Wiktionary via Wiktextract

Topics: geography, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

adjective

Meaning 10

(of angles) pointing inward

Definition source: Princeton WordNet 3.0

Examples

  • a polygon with re-entrant angles

Meaning relationships

Synonyms: re-entrant

Antonyms: none provided

History

Etymology

Etymology tree Proto-Italic *wre- Latin re-der. Old French re-bor. Middle English re- English re- English entrant English reentrant From re- + entrant.