concentration

concentration is defined in Webster's Unabridged Dictionary (1913) with 2 senses, and appears in Roget's Thesaurus (1911) with 40 related terms. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.The act or process of reducing the volume of a liquid, as by evaporation. The acid acquires a higher degree of concentration. Knight.
  2. 2.(Metal.) The act or process of removing the dress of ore and of reducing the valuable part to smaller compass, as by currents of air or water.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

Synonyms

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Reverse-dictionary questions

Definition-first questions whose answer is concentration.

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