anacoustic en · ADJ
Etymology
Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Hellenic *ə- Ancient Greek ᾰ̓- (ă-) Ancient Greek ἀν- (an-)der. English an- Proto-Indo-European *h₂eḱ- Proto-Indo-European *h₂ew- Proto-Indo-European *-s Proto-Indo-European *h₂ṓws Proto-Indo-European *-yéti Proto-Indo-European *h₂ḱh₂owsyéti Proto-Hellenic *akóuhō Ancient Greek ἀκούω (akoúō) Proto-Indo-European *-kos Proto-Hellenic *-kos Ancient Greek -κός (-kós) Ancient Greek -ῐκός (-ĭkós) Ancient Greek ᾰ̓κουστῐκός (ăkoustĭkós)bor. Medieval Latin acousticusbor. English acoustic English anacoustic From an- + acoustic.
Meanings
- anechoic, soundless
- Describing the upper reaches of the atmosphere, and of space, in which the concentration of molecules is too small to support the propagation of sound
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| most anacoustic | Degree=Sup | lexicographic | |
| more anacoustic | Degree=Cmp | lexicographic |