英语词汇“rad”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

rad¹ n. [countable][Physics.]

rad² adj. [Slang.]

rad¹ n. [Physics.]

rad² n.

adj.

rad, [Math.]

rad., [Math.]

Collins Concise English Dictionary © HarperCollins Publishers::

rad /ræd/ n

a former unit of absorbed ionizing radiation dose equivalent to an energy absorption per unit mass of 0.01 joule per kilogram of irradiated material. 1 rad is equivalent to 0.01 gray

Etymology: 20th Century: shortened from radiation

rad symbol for

rad. abbreviation for

单词	rad
释义	WordReference Random House Learner's Dictionary of American English © 2024 rad¹ /ræd/USA pronunciation n. [countable][Physics.] Physicsa unit of measure for a dose of radiation absorbed by the body. rad² /ræd/USA pronunciation adj. [Slang.] radical . WordReference Random House Unabridged Dictionary of American English © 2024 rad¹ (rad),USA pronunciation n. [Physics.] 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. [Informal.]radical. adj. Slang Termsfine; wonderful. by shortening of radical rad, [Math.] Mathematicsradian; radians. rad., [Math.] Mathematicsradical. Mathematicsradix. Collins Concise English Dictionary © HarperCollins Publishers:: rad /ræd/ n a former unit of absorbed ionizing radiation dose equivalent to an energy absorption per unit mass of 0.01 joule per kilogram of irradiated material. 1 rad is equivalent to 0.01 gray Etymology: 20th Century: shortened from radiation rad symbol for radian Collins Concise English Dictionary © HarperCollins Publishers:: rad. abbreviation for radical radius
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