Here you will find one or more explanations in English for the word Comets.
Also in the bottom left of the page several parts of wikipedia pages related to the word Comets and, of course, Comets synonyms and on the right images related to the word Comets.
Comet
Comet Com"et, n. [L. cometes, cometa, from Gr. ? comet, prop.
long-haired, fr. ? to wear long hair, fr. ? hair, akin to L.
coma: cf. F. com[`e]te.] (Astron.)
A member of the solar system which usually moves in an
elongated orbit, approaching very near to the sun in its
perihelion, and receding to a very great distance from it at
its aphelion. A comet commonly consists of three parts: the
nucleus, the envelope, or coma, and the tail; but one or more
of these parts is frequently wanting. See Illustration in
Appendix.
Meaning of Comets from wikipedia