rad

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Adjective

1. {{lb|en|slang|dated}} {{clipping of|en|radical|t=excellent}}.

Noun

1. {{senseid|en|Q1052397}} {{lb|en|metrology}} A non-SI [[unit]] of [[absorbed dose#English:_Q215313|absorbed dose]] of [[radiation]], equal to 0.01 [[gray#English:_Q190095|gray]], that is, 1 [[centigray#English:_Q94733760|centigray]].
2. {{senseid|en|Q33680}} {{ng|Symbol for the [[radian#English:_Q33680|radian]], a unit of measure for angle}}.
3. {{senseid|en|radiator}}<!--either Q1163026 or Q15951606--> {{lb|en|automotive|plumbing|slang}} {{clipping of|en|radiator}}.
4. {{lb|en|firearms|slang}} {{abbreviation of|en|sight radius}}.
5. {{clipping of|en|radical}}: a political [[radical]].

Proper noun

1. {{lb|en|NASA|space}} {{initialism of|en|[[radiation|Radiation]] [[assessment|Assessment]] [[detector|Detector]]|addl=a scientific instrument of the [[w:Mars Science Laboratory|Mars Science Laboratory]] onboard the [[curiosity|''Curiosity'' rover]] at [[w:Mars|Mars]]}}.
2. {{acronym of|en|w:River Arts District}}, {{place|en|neighborhood|city/Asheville|s/North Carolina|c/US|nocap=1}}.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.