DictionaryrectificationPurification by distillation
noun

rectification

The purification of a liquid by repeated distillation.

The plant uses rectification to remove impurities from the liquid.

Etymology

The source means making something right or correct. Distillation specializes that improvement to purifying a liquid through repeated separation.

More examples

  • The distillery relies on rectification to increase the alcohol's purity.
  • The solvent undergoes rectification before it is reused.
  • During rectification, repeated vaporization and condensation separate the liquid's components.

Forms

rectification

rectify verb — To purify a liquid by repeated distillation.

Similar words

distillation
Separates liquids by vaporization and condensation, not necessarily repeatedly.
purification
Removes impurities by any method, not specifically repeated distillation.