English
ethmoidal
From ethmoid (noun) + -al.
Formed from ethmoid + -al
Ancient Greek ἠθμός ‘strainer, sieve’
Ancient Greek ἠθμοειδής ‘like a strainer, perforated’
French ethmoïde
English ethmoid
Today it means
adj Of or pertaining to the ethmoid bone.
Language periods are conventional ranges, not dates for this word.
Etymograph / ethmoidal