comets
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pluralof comet.plural
The grammatical form denoting more than one person, place, thing, or idea.
cometnouna celestial body moving about the sun, usually in a highly eccentric orbit, consisting of a central mass surrounded by an envelope of dust and gas that may form a tail that streams away from the sun.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Halley's Comet is one of the most famous comets in our Solar System and has been observed from Earth for centuries.
From BBC ● Sep. 30, 2026
In fact, its methanol abundance exceeds that seen in almost all known comets from our own solar system.
From Science Daily ● Sep. 9, 2026
These small icy grains effectively behave like miniature comets.
From Science Daily ● Sep. 9, 2026
Meteor showers happen when the Earth passes through trails of debris from asteroids or comets - a snowball of frozen rock and gas orbiting the Sun.
From BBC ● Aug. 11, 2026
It is a remarkable thought that that distant tiny twinkle has enough gravity to hold all these comets in orbit.
From "A Short History of Nearly Everything" by Bill Bryson
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