The meaning of RARE is seldom occurring or found : uncommon.

RARE definition: coming or occurring far apart in time; unusual; uncommon: His visits are rare occasions. See examples of rare used in a sentence.

RARE meaning: 1. not common or frequent; very unusual: 2. someone or something unusual: 3. (of meat) not cooked…. Learn more.

Find 145 different ways to say RARE, along with antonyms, related words, and example sentences at Thesaurus.com.

An event or situation that is rare does not occur very often. ...on those rare occasions when he did eat alone. Heart attacks were extremely rare in babies, he said. It's apparently rare for anyone …

Definition of rare adjective in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

rare /rɛə/ adj not widely known; not frequently used or experienced; uncommon or unusual: a rare word not widely distributed; not generally occurring: a rare herb (of a gas, esp the atmosphere …

Originally: (of an organ or tissue, soil, or other substance) having the constituent material or particles loose or not closely packed together; not dense or compact; attenuated. In later use …

Dec 17, 2025 · rare (comparative rarer, superlative rarest) Black pearls are very rare and therefore very valuable. Plant breeding is always a numbers game. […] The wild species we …

If an event is rare, it doesn't happen often. If an object is rare, there aren't many of its kind. Obviously, finding a rare gem is a rare occasion.