gemel
A twin (also attributively).
archaic
half a million which Demon considered henceforth as a loan his cousin should certainly refund him if sanity counted for something on this gemel planet.
One of a pair of small bars placed together.
two gemells silver between two griffins passant
A finger ring which splits into two horizontally.
historical
A pair of trees that fuse together, or are contained in the same trunk.
Where it comes from
From Middle English gemow, from Old French gemel, from Latin gemellus, diminutive of geminus (“twin”). The modern form is influenced by the Latin etymon.
Adapted from the Wiktionary entry gemel (CC BY-SA 4.0).