planetarium

[ plan-i-tair-ee-uhm ]

/ ˌplæn ɪˈtɛər i əm /

noun, plural plan·e·tar·i·ums, plan·e·tar·i·a [plan-i-tair-ee-uh]. /ˌplæn ɪˈtɛər i ə/.

an apparatus or model representing the planetary system.

a device that produces a representation of the heavens by the use of a number of moving projectors.

the building or room in which such a device is housed.

Origin of planetarium

1765–75; <New Latin, noun use of neuter of Latin planētāriusplanetary; cf. -arium

Words nearby planetarium

plane surveying, plane suture, planet, plane table, planetarian, planetarium, planetary, planetary nebula, planetary precession, planetesimal, planetesimal hypothesis

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for planetarium

The dome was lighted to represent a clear night, and, incidentally, all nights are clear in a planetarium.
Astounding Stories, August, 1931|Various
Ingulfus mentions at the same time a nadir, as he calls it, or planetarium, executed in various metals.
View of the State of Europe during the Middle Ages, Vol. 3 (of 3)|Henry Hallam
In the school-room there was a planetarium, very neatly finished, set in motion by clock-work.
Travels Through North America, v. 1-2|Berhard Saxe-Weimar Eisenach
The planets are visible during the day in the planetarium as well as night.
Astounding Stories, August, 1931|Various

British Dictionary definitions for planetarium

planetarium

/ (ˌplænɪˈtɛərɪəm) /

noun plural -iums or -ia (-ɪə)

an instrument for simulating the apparent motions of the sun, moon, and planets against a background of stars by projecting images of these bodies onto the inside of a domed ceiling

a building in which such an instrument is housed

a model of the solar system, sometimes mechanized to show the relative motions of the planets

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

单词	planetarium
释义	planetarium [ plan-i-tair-ee-uhm ] / ˌplæn ɪˈtɛər i əm / noun, plural plan·e·tar·i·ums, plan·e·tar·i·a [plan-i-tair-ee-uh]. /ˌplæn ɪˈtɛər i ə/. an apparatus or model representing the planetary system. a device that produces a representation of the heavens by the use of a number of moving projectors. the building or room in which such a device is housed. Origin of planetarium 1765–75; <New Latin, noun use of neuter of Latin planētāriusplanetary; cf. -arium Words nearby planetarium plane surveying, plane suture, planet, plane table, planetarian, planetarium, planetary, planetary nebula, planetary precession, planetesimal, planetesimal hypothesis Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for planetarium The dome was lighted to represent a clear night, and, incidentally, all nights are clear in a planetarium. Astounding Stories, August, 1931\|Various Ingulfus mentions at the same time a nadir, as he calls it, or planetarium, executed in various metals. View of the State of Europe during the Middle Ages, Vol. 3 (of 3)\|Henry Hallam In the school-room there was a planetarium, very neatly finished, set in motion by clock-work. Travels Through North America, v. 1-2\|Berhard Saxe-Weimar Eisenach The planets are visible during the day in the planetarium as well as night. Astounding Stories, August, 1931\|Various British Dictionary definitions for planetarium planetarium / (ˌplænɪˈtɛərɪəm) / noun plural -iums or -ia (-ɪə) an instrument for simulating the apparent motions of the sun, moon, and planets against a background of stars by projecting images of these bodies onto the inside of a domed ceiling a building in which such an instrument is housed a model of the solar system, sometimes mechanized to show the relative motions of the planets Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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