percolate

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun the product of percolation
  2. verb permeate or penetrate gradually
  3. verb spread gradually

Etymology

Borrowed from Latin percōlātus, perfect passive participle of percōlō (“to filter”), itself, from per (“through”) + cōlō (“to strain”) (from cōlum (“a strainer”), of unknown origin); see -ate (verb-forming suffix) and -ate (noun-forming suffix).

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