Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “rare”

See all translations

rare

adjective uk   /reər/ us    /rer/

rare adjective (NOT COMMON)

B1 not common; very unusual: a rare disease/species The museum is full of rare and precious treasures. a rare occasion/opportunity/visit/treat, etc. [+ to infinitive] It's very rare to find these birds in New England in winter. It's very rare to find someone who combines such qualities.
More examples

rare adjective (OF MEAT)

C1 (of meat) not cooked for very long and still red: I'd like my steak rare, please.

rare adjective (OF AIR)

used to describe the air at the top of a mountain, which contains less oxygen, making it harder to breathe
See also
(Definition of rare from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of rare?
Add Cambridge dictionaries to your browser to your website

Definitions of “rare” in other dictionaries

Word of the Day

ditto

used to agree with something that has just been said, or to avoid repeating something that has been said

Word of the Day

Euphemisms (Words used to Avoid Offending People)

by Kate Woodford,
March 04, 2015
​​​ We recently looked at the language that we use to describe lies and lying. One area of lying that we considered was ‘being slightly dishonest, or not speaking the complete truth’. One reason for not speaking the complete truth is to avoid saying something that might upset or offend people. Words and

Read More 

snapchat verb

March 02, 2015
to send someone a message using the photomessaging application Snapchat We used to have a thing until he got a girlfriend. now

Read More