rad

1 of 3

noun

: a unit of absorbed dose of ionizing radiation equal to an energy of 100 ergs per gram of irradiated material

rad

2 of 3

adjective

rad

3 of 3

abbreviation

1
radian
2
radius
3
radix

Examples of rad in a Sentence

Recent Examples on the Web
Adjective
Indy 500 fun report:Relive the rainy — and rad — 108th running Watch the video Who is GFed? GFed has built his platform on sneaking into and lingering at places longer than most to see what is accessible after the fact. Katie Wiseman, The Indianapolis Star, 30 May 2024 Take this as an opportunity to infuse style into your home with a grouping of rad rattan planters, which showcase your plants while not making the room feel overly busy. Kristin Guy, Sunset Magazine, 10 Jan. 2024 The Westin Tempe stands out with its elegant rooms and a rooftop deck perched 18 stories high above the city (rad rooftops are a thing in Tempe!); the deck features a pool, Jacuzzi, and Skysill lounge, where guests can enjoy panoramic views and exquisite craft cocktails. Sunset Magazine, 26 Dec. 2023 And, of course, tip of the headband to Gosling for his totally rad performance. Michael Ordoña, Los Angeles Times, 15 Nov. 2023 See all Example Sentences for rad 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'rad.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Noun

radiation absorbed dose

First Known Use

Noun

circa 1953, in the meaning defined above

Adjective

1982, in the meaning defined above

Time Traveler
The first known use of rad was circa 1953

Dictionary Entries Near rad

Cite this Entry

“Rad.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rad. Accessed 14 Jul. 2024.

Medical Definition

rad

1 of 2 noun
: a unit of absorbed dose of ionizing radiation equal to an energy of 100 ergs per gram of irradiated material

rad

2 of 2 abbreviation
root
used in writing prescriptions
Etymology

Abbreviation

Latin radix

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