say it: di-stuh-LAY-shuhn
distillation is a noun meaning "the process of purifying a liquid by boiling it and condensing its vapors". It carries 2 recorded senses.
the process of purifying a liquid by boiling it and condensing its vapors
a purified liquid produced by condensation from a vapor during distilling; the product of distilling
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 distillation 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.