Definitions from Wiktionary (Periodical comet)
▸ noun: Alternative form of periodic comet [(astronomy) A comet which orbits the Sun and which returns to the innermost point of its orbit at known, regular intervals.]
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▸ noun: Alternative form of periodic comet [(astronomy) A comet which orbits the Sun and which returns to the innermost point of its orbit at known, regular intervals.]
Similar:
periodic comet,
non-periodic comet,
short period comet,
nonperiodic comet,
short-period comet,
comet,
Halley's Comet,
great comet,
parabolic comet,
near-Earth comet,
more...
Opposite:
▸ Words similar to periodical comet
▸ Usage examples for periodical comet
▸ Idioms related to periodical comet
▸ Wikipedia articles (New!)
▸ Words that often appear near periodical comet
▸ Rhymes of periodical comet
▸ Invented words related to periodical comet