active sonar
active sonar · active sonars
A type of sonar that uses sound waves generated by the sonar equipment, as contrasted…A type of sonar that uses sound waves generated by the sonar equipment, as contrasted with a passive type that uses only sound waves originating from elsewhere.
Meaning
1 senses(countable, uncountable)A type of sonar that uses sound waves generated by the sonar equipment, as contrasted with a passive type that uses only sound waves originating from elsewhere.
Forms
plural: active sonars| Singular | active sonar |
|---|---|
| Plural | active sonars |
regular
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable