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- pronunciation:
- reI
rih
faI
- parts of speech:
- transitive verb, intransitive verb
- features:
- Word Combinations (verb)
| part of speech: |
transitive verb |
| inflections: |
rarefies, rarefying, rarefied |
| definition 1: |
to make purer; refine.
- synonyms:
- clarify, clear, fine, purge, purify, refine
- similar words:
- clean, filter, rectify, sanitize, sterilize
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| definition 2: |
to make rarer or less dense.
The air is rarefied at this high altitude.- synonyms:
- attenuate, thin
- similar words:
- dilute, diminish, reduce, sublimate, weaken
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| related words: |
thin |
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| part of speech: |
intransitive verb |
| definition 1: |
to become purer.
- synonyms:
- clear, purge, purify
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| definition 2: |
to become thin or less dense.
- synonyms:
- attenuate, thin
- similar words:
- dilute, diminish, weaken
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