asdic
معنی فارسی
دستگاه سونار ،رادار کشف هدف به وسيله
پخش امواج صوتي در زير آب
ریشه و کاربرد
ریشه
From a- (on, in) + sea.
مثال
- The sailors found themselves adrift asea.
- The ship was lost asea during the storm.
- They spent months traveling asea.
ترکیبهای رایج
Lost asea Traveling asea Sail asea Adrift asea
تعریف انگلیسی
noun
- a measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return “sonar is an acronym for sound navigation ranging” “asdic is an acronym for antisubmarine detection investigation committee”