Dictionary
3 ENTRIES FOUND:

1asteroid

noun as·ter·oid \ˈas-tə-ˌrid\

: any one of thousands of small planets that circle around the sun

Full Definition of ASTEROID

1
:  any of the small rocky celestial bodies found especially between the orbits of Mars and Jupiter
2
:  starfish
as·ter·oi·dal \ˌas-tə-ˈri-dəl\ adjective

Examples of ASTEROID

  1. Most asteroids are found between Mars and Jupiter.

Origin of ASTEROID

Greek asteroeidēs starlike, from aster-, astēr
First Known Use: 1802

Other Astronomy Terms

gibbous, nadir, nebulous, penumbra, retrograde, sidereal, syzygy, wane, wax, zenith

2asteroid

adjective

Definition of ASTEROID

1
:  resembling a star <asteroid bodies in sporotrichosis>
2
:  of or resembling a starfish

First Known Use of ASTEROID

1854

asteroid

adjective as·ter·oid \ˈas-tə-ˌrid\   (Medical Dictionary)

Medical Definition of ASTEROID

:  resembling a star

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