English
magnetoacoustics
From magneto- + acoustics.
A compound of magneto- + acoustics
Proto-Indo-European *h₂ew- ‘to enjoy’
…
Ancient Greek ἀκούω ‘to hear’
Ancient Greek ᾰ̓κουστῐκός ‘of or for hearing’
Medieval Latin acousticus
English acoustic
English acoustics
Today it means
noun The study of acoustic-type magnetic waves
Language periods are conventional ranges, not dates for this word.
Etymograph / magnetoacoustics