SONAR en · NOUN
Etymology
Acronym of sound navigation and ranging. Coined by American scientist Frederick Vinton Hunt in the 1940s, roughly contemporaneously with radar. The lowercase form (sonar) is by anacronymic evolution.
Meanings
-
(alt-of, countable, dated, uncountable) Dated form of sonar.
alt of sonar
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| SONARs | Number=Plur | lexicographic |