Where does “aerchaidéal” come from?

aerchaidéal (Irish) comes from Irish aer-, from Irish aera-, from Irish aer, from Old Irish áer, from Latin āēr, from Ancient Greek ἀήρ, from Ancient Greek auhḗr.

aerchaidéal (Irish): air-pump

Definitions

air-pump

Ancestry of “aerchaidéal”, step by step

Step	Language	Word	Meaning
1	Irish	aer-	Alternative form of aera-; aero-; air, aero-
2	Irish	aera-	air-, aero-, aerial; pneumatic
3	Irish	aer	air; sky; climate
4	Old Irish	áer	cutting, incising; act of satirising, lampooning,...
5	Latin	āēr	air
6	Ancient Greek	ἀήρ	mist; air; wind
7	Ancient Greek	auhḗr	—

Every word from Ancient Greek auhḗr →Every word from Ancient Greek ἀήρ →Every word from Latin āēr →