orbit

1 of 3

noun (1)

or·bit ˈȯr-bət How to pronounce orbit (audio)

: the bony socket of the eye

The orbit encloses and protects the eye and its appendages.

orbit

2 of 3

noun (2)

: a path described by one body in its revolution about another (as by the earth about the sun or by an electron about an atomic nucleus)

also : one complete revolution of a body describing such a path

: a circular path

: a range or sphere of activity or influence

within the president's orbit

orbit

3 of 3

verb

orbited; orbiting; orbits

transitive verb

: to revolve in an orbit around : circle

: to send up and make revolve in an orbit

orbit a satellite

intransitive verb

: to travel in circles

Word History

Etymology

Noun (1)

Middle English orbite, orbita, borrowed from Medieval Latin orbita (probably as translation of Greek trochiá), going back to Latin, "track, rut, path of a heavenly body" — more at orbit entry 2

Noun (2)

borrowed from Latin orbita "track, rut, path of a heavenly body," probably derivative of an adjective stem *orbi-t- "wheel-like," derivative of orbis "disk, circle, wheel" — more at orb entry 1

Verb

derivative of orbit entry 2

First Known Use

Noun (1)

15th century, in the meaning defined above

Noun (2)

1696, in the meaning defined at sense 1a

Verb

1943, in the meaning defined at transitive sense 1

单词	orbits
释义	orbit 1 of 3 noun (1) or·bit ˈȯr-bət : the bony socket of the eye The orbit encloses and protects the eye and its appendages. orbit 2 of 3 noun (2) 1 a : a path described by one body in its revolution about another (as by the earth about the sun or by an electron about an atomic nucleus) also : one complete revolution of a body describing such a path b : a circular path 2 : a range or sphere of activity or influence within the president's orbit orbit 3 of 3 verb orbited; orbiting; orbits transitive verb 1 : to revolve in an orbit around : circle 2 : to send up and make revolve in an orbit orbit a satellite intransitive verb : to travel in circles Synonyms Verb circle circuit circumnavigate circumvent compass encircle girdle ring round See all Synonyms & Antonyms Example Sentences Verb The Moon orbits the Earth. The satellites orbit at different heights. The Moon orbits around the Earth. Word History Etymology Noun (1) Middle English orbite, orbita, borrowed from Medieval Latin orbita (probably as translation of Greek trochiá), going back to Latin, "track, rut, path of a heavenly body" — more at orbit entry 2 Noun (2) borrowed from Latin orbita "track, rut, path of a heavenly body," probably derivative of an adjective stem orbi-t- "wheel-like," derivative of orbis* "disk, circle, wheel" — more at orb entry 1 Verb derivative of orbit entry 2 First Known Use Noun (1) 15th century, in the meaning defined above Noun (2) 1696, in the meaning defined at sense 1a Verb 1943, in the meaning defined at transitive sense 1 Phrases Containing orbit low earth orbit low earth orbit Kids Definition orbit 1 of 2 noun or·bit ˈȯr-bət : the path taken by one body circling around another body The earth makes an orbit around the sun. orbit 2 of 2 verb orbited; orbiting 1 : to move in an orbit around : circle The moon orbits the earth. 2 : to send up so as to move in an orbit The weather bureau will orbit a new satellite. Medical Definition orbit noun or·bit ˈȯr-bət : the bony cavity perforated for the passage of nerves and blood vessels that occupies the lateral front of the skull immediately beneath the frontal bone on each side and encloses and protects the eye and its appendages called also eye socket, orbital cavity orbits 1 of 2 noun plural of orbit as in loops Synonyms & Similar Words Relevance loops circles trajectories circuits paths arcs pathways routes steps tracks courses routeways lines ways flight paths ascents descents orbits 2 of 2 verb present tense third-person singular of orbit as in circles to travel completely around the moon orbits the Earth Synonyms & Similar Words circles traverses rings circuits encircles crosses rounds girdles circumnavigates compasses circumvents circumambulates perambulates
随便看	surface energy surface feeder surface fire surface gauge surface gravity surface harden surface integral surface layer surface mail surface measure surface noise surface of revolution surface plate surface printing surface railway surface resistance surface rib surface soil surface structure surface switch surface tension surface water surface wave surface waves surface-active

orbit

noun (1)

noun (2)

verb

Synonyms

Example Sentences

Word History

Phrases Containing orbit

Kids Definition

noun

verb

Medical Definition

noun

noun

verb