Observable universe
noun
the parts of the universe that can be seen with the naked eye or current telescopy; also called known universe , visible universe
Word Origin
1932
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[uh b-zur-vuh-buh l] /əbˈzɜr və bəl/ adjective 1. capable of being or liable to be ; noticeable; visible; discernible: an observable change in attitude. 2. worthy or important enough to be celebrated, followed, or : an observable holiday. 3. deserving of attention; noteworthy. adj. c.1600, from Latin observabilis “remarkable, observable,” from observare (see observe). Related: […]
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[uh b-zur-vuh ns] /əbˈzɜr vəns/ noun 1. an act or instance of following, obeying, or conforming to: the observance of traffic laws. 2. a keeping or celebration by appropriate procedure, ceremonies, etc.: the observance of the Sabbath. 3. a procedure, ceremony, or rite, as for a particular occasion: patriotic observances. 4. a rule or custom […]
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[uh b-zur-vuh nt] /əbˈzɜr vənt/ adjective 1. quick to notice or perceive; alert. 2. looking at, watching, or regarding attentively; watchful. 3. careful in the of a law, custom, religious ritual, or the like. noun 4. an of law or rule. 5. (initial capital letter). Also, Observantine [ob-zur-vuh n-tin, -teen] /ɒbˈzɜr vən tɪn, -ˌtin/ (Show […]
- Observantly
[uh b-zur-vuh nt] /əbˈzɜr vənt/ adjective 1. quick to notice or perceive; alert. 2. looking at, watching, or regarding attentively; watchful. 3. careful in the of a law, custom, religious ritual, or the like. noun 4. an of law or rule. 5. (initial capital letter). Also, Observantine [ob-zur-vuh n-tin, -teen] /ɒbˈzɜr vən tɪn, -ˌtin/ (Show […]
- Observation
[ob-zur-vey-shuh n] /ˌɒb zɜrˈveɪ ʃən/ noun 1. an act or instance of noticing or perceiving. 2. an act or instance of regarding attentively or watching. 3. the faculty or habit of observing or noticing. 4. notice: to escape a person’s observation. 5. an act or instance of viewing or noting a fact or occurrence for […]