Mercury in Irish
Mercury in Irish
Mearcair
(astronomy) The first planet in the Solar system with the closest orbit to the Sun, named after the god; represented by ☿.
mearcair
(science, historical) One of the elemental principles formerly thought to be present in all metals. [from 15th c.]
airgead beo
(science, historical) One of the elemental principles formerly thought to be present in all metals. [from 15th c.]