What does the word “rare” mean?

P1000264

rare1
rɛː/
adjective
adjective: rare; comparative adjective: rarer; superlative adjective: rarest
  1. (of an event, situation, or condition) not occurring very often.
    “a rare genetic disorder”
    synonyms: infrequent, few and far between, scarce, sparse, scattered, thin on the ground, golden, like gold dust, as scarce as hen’s teeth; More

    antonyms: common, frequent
Origin