noun · 5 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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/ˈsʌb.speɪs/
US:Recorded audio is listed in the source snapshot.
rhymes with -ʌbspeɪs
CMU ARPABET:S AH1 B S P EY2 S
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
A subset of a space which is a space in its own right.
Definition source: English Wiktionary via Wiktextract
Usage: countable
Topics: mathematics, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
Any (often unspecified) method of communicating or travelling faster than light speed.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
The psychological state of the submissive or bottom during sadomasochistic activity.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: BDSM, lifestyle, sexuality
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: bottomspace
Antonyms: none provided
5
noun
Meaning 5
a space that is contained within another space
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: mathematical space, topological space
History
Etymology
Etymology tree Proto-Indo-European *upó Proto-Italic *supo Latin sub Latin sub-der. English sub- Latin spatiumbor. Old French espace Anglo-Norman spacebor. Middle English space English space English subspace From sub- + space.
From sub (“submissive”) + space (“state of mind”).
Across languages
Translations
19 source translations are retained for this English entry.