To be agate; to set the bells agate.
Origin of agate
- Middle English achate, agaten from Old French acate, agate alteration (influenced by Greek agathē good) of Latin achātēs from Greek akhātēs
From American Heritage Dictionary of the English Language, 5th Edition
- From Middle French agathe, from Latin achatēs, from Ancient Greek ἀχάτης (akhatēs, “agate”).
- a- (“on”) + gate (“way”)