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say it: PAW-ruhs
porous is an adjective meaning "able to absorb fluids". It carries 3 recorded senses.
able to absorb fluids
“the partly porous walls of our digestive system”
“compacting the soil to make it less porous”
full of pores or vessels or holes
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for porous come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.