Where does “obelia” come from?

obelia (English) comes from Ancient Greek ὀβελία, from Ancient Greek ὀβελός, from Ancient Greek βέλος, from Proto-Indo-European gʷélHos, from Proto-Indo-European gʷelH- — to throw, reach, pierce; to hit by throwing.

obelia (English): Any of various colonial marine hydroids of the...

Definitions

Any of various colonial marine hydroids of the...

Ancestry of “obelia”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	ὀβελία	tax of an obol
2	Ancient Greek	ὀβελός	a spit, rod; a horizontal line
3	Ancient Greek	βέλος	missile, arrow, dart; weapon; something quickly...
4	Proto-Indo-European	gʷélHos	—
5	Proto-Indo-European	gʷelH-	to throw, reach, pierce; to hit by throwing

Every word from Proto-Indo-European gʷelH- →Every word from Proto-Indo-European gʷélHos →Every word from Ancient Greek βέλος →