Rarefy(verb)
Make or become less dense or more spread out.
Hindi meaning:विरल करना
Synonyms: Thin, Dilute, Attenuate, Disperse
Antonyms: Densify, Condense, Thicken, Concentrate
Example: As the balloon rose higher, the air began to rarefy and became harder to breathe.
Trick to remember: Rare + fy = make it rare—spread it out so it becomes thin = rarefy.
Learn it with 19 more words: Daily Vocabulary – 6 March 2026 →
