Definitions for radræd

This page provides all possible meanings and translations of the word rad

Random House Webster's College Dictionary


  1. a unit of absorbed dose equal to 0.01 Gy.

    Category: Physics

    Ref: Compare dose (def. 4). 4 1

* Physics..

Origin of rad:

1915–20; shortening of radiation


  1. Informal. a radical.

    Category: Common Vocabulary

  2. (adj.)Slang. fine; wonderful.

    Category: Common Vocabulary, Status (usage)

Origin of rad:

1820–30; shortening of radical


  1. radian.

    Category: Math

* Math..


  1. radical.

    Category: Math

  2. radix.

    Category: Math

* Math..

Princeton's WordNet

  1. rad(noun)

    a unit of absorbed ionizing radiation equal to 100 ergs per gram of irradiated material

  2. radian, rad(noun)

    the unit of plane angle adopted under the Systeme International d'Unites; equal to the angle at the center of a circle subtended by an arc equal in length to the radius (approximately 57.295 degrees)


  1. rad(Noun)

    A non-SI unit of absorbed dose of radiation, equal to 0.01 gray.

  2. rad(Adjective)

    excellent, short for radical

  3. Origin: See ridan.

Webster Dictionary

  1. Rad

    imp. & p. p. of Read, Rede


  1. Rad

    Rad is the name of two fictional characters in the Transformers universes.

Translations for rad

Kernerman English Multilingual Dictionary


a group of people formed in order to advise etc

The King formed a council of wise men; the Council for Recreation.

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