Geminids

[ jem-uh-nidz ]
/ ˈdʒɛm ə nɪdz /

noun (used with a plural verb) Astronomy.

a collection of meteors making up a meteor shower (Gem·inid me·teor show·er) visible around December 13, having its apparent origin in the constellation Gemini.

Origin of Geminids

Gemin(i) + -id1 + -s3