radar
In full primary radar: a method of detecting a distant object and determining its position, velocity, or other characteristics by analysing radio waves (usually microwaves) which are sent towards the object and which reflect off its surfaces; also, the field of study of this method.
Noun 3 meanings
In full primary radar: a method of detecting a distant object and determining its position, velocity, or other characteristics by analysing radio waves (usually microwaves) which are sent towards the object and which reflect off its surfaces; also, the field of study of this method.
“They were able to find the enemy fleet using radar.”
Often preceded by a descriptive word: a natural (for example, in an animal such as a bat) or human-made detection method based on the analysis of reflected signals other than radio waves, as light waves or sound waves; (countable) an instance of this.
A superior ability to detect something; an awareness, an intuition.
“His sensitive radar for hidden alliances keeps him out of trouble.”
Verb 1 meaning
To use a radar apparatus (noun senses 1, 1.1, or 2) on (someone or something); to scan (someone or something) with, or as if with, radar.
Etymology
The noun is derived from RADAR by anacronymic evolution. RADAR is an acronym of ra(dio) d(etection) a(nd) r(anging) which was coined by Lieutenant-Commander Samuel M. Tucker and Lieutenant-Commander F. R. Furth of the United States Navy in November 1940. The verb is probably derived from the noun.
RADAR at a glance
RADAR has 5 letters and scores 6 points in Scrabble (R 1 + A 1 + D 2 + A 1 + R 1) and 6 in Words With Friends, before board bonuses. It ranks #5,070 by how often it appears in everyday English. It is valid in ENABLE, NWL2023, Collins/SOWPODS.
Rhymes with radar
All rhymes- CALENDAR11
- CEDAR8
- CHEDDAR14
- SARDAR7
- LIDAR6
- BANDAR9
- GAYDAR11
- ZAMINDAR20
- SUBEDAR10
- SIRDAR7
- DEODAR8
- HAVILDAR15
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