rad

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Related to Radiation Absorbed Dose: Roentgen equivalent man, Rads, Alara

rad 1

 (răd)
n.
A unit of energy absorbed from ionizing radiation, equal to 100 ergs per gram or 0.01 joule per kilogram of irradiated material. It has been replaced as a standard scientific unit by the gray.

[r(adiation) a(bsorbed) d(ose).]

rad 2

 (răd)
adj. Slang
Excellent; wonderful.

[Short for radical.]

rad 3

abbr.
radian
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

rad

(ræd)
n
(Units) 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
[C20: shortened from radiation]

rad

symbol for
(Units) radian
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

rad1

(ræd)

n. Physics.
a unit of absorbed dose equal to 0.01 Gy. Compare dose (def. 4).
[1915–20; shortening of radiation]

rad2

(ræd)

n.
1. Informal. a radical.
adj.
2. Slang. fine; wonderful.
[1820–30; shortening of radical]

rad


Math.
radian.

rad.


Math.
1. radical.
2. radix.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

rad

(răd)
A unit used to measure energy absorbed by a material from radiation. One rad is equal to 100 ergs per gram of material. Many scientists now measure this energy in grays rather than in rads.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

rad

1. A unit of radiation absorbed from a radioactive source.
2. A short form of radian, a unit of measure for plane angles. See centrad.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.rad - a unit of absorbed ionizing radiation equal to 100 ergs per gram of irradiated material
radioactivity unit - a measure of radioactivity
2.rad - 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)
angular unit - a unit of measurement for angles
milliradian - a unit of angular distance equal to one thousandth of a radian
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
8, X1 = H2O2 concentration, X2 = gamma radiation absorbed dose and Iu = standard error) showed that gamma radiation absorbed dose and H2O2 concentration both affected the degradation significantly (P<0.005), however, the second degree term was insignificant in case of H2O2 concentration.
2015 ATA Recommendation 56 Administered RAI Activity (mCi) and Radiation Absorbed Dose (Rad) Relationship
The results were used to evaluate the relationship between the radiation absorbed dose and the controls which are the depths, the beam energy (kV) and the exposure (mAs).