Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
pervious is an adjective meaning "admitting of passage or entrance". It carries one recorded sense.
admitting of passage or entrance
“pervious soil”
“a metal pervious to heat”
Definitions, synonyms and semantic relations for pervious come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.