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单词 rad.
释义

Collins Concise English Dictionary © HarperCollins Publishers::
rad. abbreviation for
  1. radical
  2. radius
WordReference Random House Learner's Dictionary of American English © 2024
rad1 /ræd/USA pronunciation   n. [countable][Physics.]
  1. Physicsa unit of measure for a dose of radiation absorbed by the body.

rad2 /ræd/USA pronunciation  adj. [Slang.]
  1. radical .

WordReference Random House Unabridged Dictionary of American English © 2024
rad1  (rad),USA pronunciation n. [Physics.]
  1. Physicsa unit of absorbed dose equal to 0.01 Gy. Cf. dose (def. 4a).
  • shortened form of radiation 1915–20

rad2  (rad),USA pronunciation n. 
  1. [Informal.]radical.

adj. 
  1. Slang Termsfine;
    wonderful.
  • by shortening of radical

rad, [Math.]
  1. Mathematicsradian;
    radians.

rad., [Math.]
  1. Mathematicsradical.
  2. Mathematicsradix.

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