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- DictionaryRare/rer/
adjective
- 1. (of an event, situation, or condition) not occurring very often: "a rare genetic disorder"
Definition of rare – Learner’s Dictionary. rare. adjective. uk / reə r/ us. rare adjective (UNUSUAL) Add to word list Add to word list. B1. very unusual: a rare disease / species. [ + to do sth ] It's very rare to see these birds in England. Fewer examples. He spent several years researching a rare African dialect.
From Longman Dictionary of Contemporary English Related topics: Food rare /reə $ rer/ S3 W2 adjective (comparative rarer, superlative rarest) 1 not seen or found very often, or not happening very often OPP common → unusual This species of plant is becoming increasingly rare.
Definition of rare adjective in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
A rare disease is a disease that affects a small percentage of the population but there is no single accepted definition. The European Union and United Kingdom define a disease as rare if it affects fewer than 1 in 2,000 people, but there is no universal definition.
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 chiefly: (of air or a gas) having low density, thin (though cf. rare gas n. ).
Someone or something that is unusual is different from others of the same type in a way that is surprising, interesting, or attractive. Cambridge English Thesaurus © Cambridge University Press. rare | American Thesaurus. adjective. These are words and phrases related to rare. Click on any word or phrase to go to its thesaurus page.
Nov 5, 2019 · How rare is rare? The most common definitions for what constitutes a rare disease are the eligibility criteria used by drug regulatory agencies for financial and regulatory incentives to...
