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)

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
Choose the Right Synonym for orbit

range, gamut, compass, sweep, scope, orbit mean the extent that lies within the powers of something (as to cover or control).

range is a general term indicating the extent of one's perception or the extent of powers, capacities, or possibilities.

the entire range of human experience

gamut suggests a graduated series running from one possible extreme to another.

a performance that ran the gamut of emotions

compass implies a sometimes limited extent of perception, knowledge, or activity.

your concerns lie beyond the narrow compass of this study

sweep suggests extent, often circular or arc-shaped, of motion or activity.

the book covers the entire sweep of criminal activity

scope is applicable to an area of activity, predetermined and limited, but somewhat flexible.

as time went on, the scope of the investigation widened

orbit suggests an often circumscribed range of activity or influence within which forces work toward accommodation.

within that restricted orbit they tried to effect social change

Examples of orbit in a Sentence

Verb The Moon orbits the Earth. The satellites orbit at different heights. The Moon orbits around the Earth.
Recent Examples on the Web
Noun
The study looks further into objects that have crossed Neptune and how the orbits were affected, taking into consideration things like the Galactic tide and passing stars, per the outlet. Becca Longmire, Peoplemag, 19 Apr. 2024 But the bill has long fueled fears that the government, under the guiding hand of the Moscow-friendly oligarch Bidzina Ivanishvili, a former prime minister and de facto leader of Georgian Dream, is sliding back into Russia’s orbit and could scuttle the country’s plans to join the European Union. Francesca Ebel, Washington Post, 17 Apr. 2024 The chaotic fall from orbit finally came to an end when the cargo pallet reentered on March 8 around 3:29 p.m. Passant Rabie / Gizmodo, Quartz, 16 Apr. 2024 Jovian orbits that are far from Europa form such a family; so do orbits close to Europa. Quanta Magazine, 15 Apr. 2024 In other words, dips in momentum will now happen within a steadier orbit. Talmon Joseph Smith, New York Times, 11 Apr. 2024 Provisionally named Vulcan, this planet was thought to exist because Newtonian gravity could not fully describe Mercury’s strange orbit. Rebecca Boyle, TIME, 8 Apr. 2024 Scarlett Johansson and Channing Tatum find themselves in each other’s orbit in the first trailer for Fly Me to the Moon. Ryan Gajewski, The Hollywood Reporter, 8 Apr. 2024 The second stage, which is not reusable, delivers the payload into orbit and then eventually falls back to earth and burns up in the atmosphere. Phil Diehl, San Diego Union-Tribune, 6 Apr. 2024
Verb
How Gaia Formed Researchers suspect that the star orbiting BH3, probably formed in the first two billion years after the big bang, according to a press release. Elizabeth Gamillo, Discover Magazine, 18 Apr. 2024 But because Europa is constantly bombarded by intense radiation created by Jupiter’s magnetic field, the Clipper spacecraft can’t orbit the moon itself. Quanta Magazine, 15 Apr. 2024 The program’s end forced the space agency to turn to Russia, which — as tensions eased in the post-Cold War era — was a primary US partner on the space station and had a reliable vehicle called Soyuz to ferry its cosmonauts to the orbiting outpost. Jackie Wattles, CNN, 13 Apr. 2024 Doing away with a conventional dial, hands, and crown, The Freak instead proposed a new system built around a one-hour, orbiting carousel containing parts of the automatic movement — a movement that, in a watch-industry first, featured a silicon escapement. Allen Farmelo, Robb Report, 9 Apr. 2024 As the moon orbits the Earth, and the Earth spins on its axis, that shadow moves across the surface of the planet at about 1,600 km/h (1,000 mph). Jeffrey Kluger, TIME, 7 Apr. 2024 The moon orbits Earth at 2,288 mph — that is, traveling in one hour roughly the distance between San Diego and Philadelphia. Gary Robbins, San Diego Union-Tribune, 5 Apr. 2024 Everything depends on the apparent size of the star and the planet’s orbiting body. Adam Frank, The Atlantic, 1 Apr. 2024 Discrepancies in time also could lead to errors in mapping and locating positions on or orbiting the moon, the official said. Reuters, NBC News, 4 Apr. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'orbit.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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

Time Traveler
The first known use of orbit was in the 15th century

Dictionary Entries Near orbit

Cite this Entry

“Orbit.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/orbit. Accessed 24 Apr. 2024.

Kids Definition

orbit

1 of 3 noun
or·​bit ˈȯr-bət How to pronounce orbit (audio)
: one of the bone-lined cavities for the eyes in the vertebrate skull

called also eye socket

orbit

2 of 3 noun
: the path taken by one body circling around another body
the orbit of the earth around the sun
also : one complete circle that makes up such a path
orbital
-ᵊl
adjective

orbit

3 of 3 verb
1
: to move in an orbit around : circle
the moon orbits the earth
2
: to send up so as to move in an orbit
orbit a satellite
Etymology

Noun

Middle English orbit "eye socket," from Latin orbita (same meaning), from earlier orbita "path, rut, track"

Noun

from Latin orbita "path, rut, track"

Medical Definition

orbit

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

orbital adjective

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