Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
percolation is a noun meaning "the slow passage of a liquid through a filtering medium". It carries 3 recorded senses.
the slow passage of a liquid through a filtering medium
“the percolation of rainwater through the soil”
“the infiltration of seawater through the lava”
the act of making coffee in a percolator
the filtration of a liquid for extraction or purification
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 percolation come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.