Meaning of RAD in English

RAD

rad 1

/rad/ , n. Physics.

a unit of absorbed dose equal to 0.01 Gy. Cf. dose (def. 4a).

[ 1915-20; shortened form of RADIATION ]

rad 2

/rad/ , n.

1. Informal. radical.

adj.

2. Slang. fine; wonderful.

[ by shortening of RADICAL ]

Math.

radian; radians.

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .