Unclog

verb

verb ·Uncommon ·College level

Definitions

Verb
  1. 1
    To remove a blockage from. transitive

    "The arteries become clogged with substances that still baffle medical experts. They still do not know how to unclog these arteries so that the blood can have free flow."

  2. 2
    become or cause to become unobstructed wordnet
  3. 3
    To have a blockage removed. intransitive

Synonyms

All synonyms
aidbareblowblow outclean outclear

Antonyms

All antonyms
clog

Example

More examples

"It's possible that Tom doesn't know how to unclog a sink."

Etymology

From un- + clog.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.