noun · 8 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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CMU ARPABET:OW1 P AH0 N N AH0 S
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
CMU ARPABET 2:OW1 P AH0 N AH0 S
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
Accommodating attitude or opinion, as in receptivity to new ideas, behaviors, cultures, peoples, environments, experiences, etc., different from the familiar, conventional, traditional, or one's own.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
The degree to which a person, group, organization, institution, or society exhibits this liberal attitude or opinion.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
Lack of secrecy; candour, transparency.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
The degree of accessibility to view, use, and modify in a shared environment with legal rights generally held in common and preventing proprietary restrictions on the right of others to continue viewing, using, modifying and sharing.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
noun
Meaning 5
The degree to which a system operates with distinct boundaries across which exchange occurs capable of inducing change in the system while maintaining the boundaries themselves.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
Topics: mathematics, sciences, systems-theory
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
6
noun
Meaning 6
willingness or readiness to receive (especially impressions or ideas)
Definition source: Princeton WordNet 3.0
Examples
he was testing the government's receptiveness to reform
this receptiveness is the key feature in oestral behavior, enabling natural mating to occur
their receptivity to the proposal
Meaning relationships
Synonyms: receptiveness, receptivity
Antonyms: none provided
Broader terms: willingness
7
noun
Meaning 7
characterized by an attitude of ready accessibility (especially about one's actions or purposes); without concealment; not secretive
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: nakedness
Antonyms: closeness
Broader terms: sociability, sociableness
8
noun
Meaning 8
without obstructions to passage or view
Definition source: Princeton WordNet 3.0
Examples
the openness of the prairies
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: spacing, spatial arrangement
Narrower terms: patency
History
Etymology
From Middle English *opennesse, from Old English openness (“openness, publicity”), equivalent to open + -ness. Cognate with Old High German offannussi (“disclosure, revelation, openness”).
Across languages
Translations
27 source translations are retained for this English entry.
Bulgarian:
откритост
(otkritost)
— accommodating attitude or opinion
Czech:
otevřenost
— accommodating attitude or opinion
Finnish:
avoimuus
— accommodating attitude or opinion
Georgian:
ღიაობა
(ɣiaoba)
— accommodating attitude or opinion
Georgian:
გახსნილობა
(gaxsniloba)
— accommodating attitude or opinion
Greek:
ανοικτότητα
(anoiktótita)
— accommodating attitude or opinion
Greek:
ανοιχτότητα
(anoichtótita)
— accommodating attitude or opinion
Hebrew:
פתיחות
(ptiḥut)
— accommodating attitude or opinion
Irish:
oscailteacht
— accommodating attitude or opinion
Italian:
apertura
— accommodating attitude or opinion
Macedonian:
отвореност
(otvorenost)
— accommodating attitude or opinion
Norwegian Bokmål:
åpenhet
— accommodating attitude or opinion
Russian:
открытость
(otkrytostʹ)
— accommodating attitude or opinion
Spanish:
apertura
— accommodating attitude or opinion
Swedish:
öppenhet
— accommodating attitude or opinion
Tagalog:
labusaw
— accommodating attitude or opinion
Ukrainian:
відвертість
(vidvertistʹ)
— accommodating attitude or opinion
Finnish:
avoimuus
— degree to this attitude is exhibited
Greek:
ανοικτότητα
(anoiktótita)
— degree to this attitude is exhibited
Bulgarian:
откровеност
(otkrovenost)
— lack of secrecy, transparency
Finnish:
avoimuus
— lack of secrecy, transparency
Finnish:
läpinäkyvyys
— lack of secrecy, transparency
Italian:
trasparenza
— lack of secrecy, transparency
Swahili:
uwazi
— lack of secrecy, transparency
Finnish:
avoimuus
— computing: degree of accessibility
Italian:
apertura
— computing: degree of accessibility
Finnish:
avoimuus
— systems theory: degree to which exchange occurs