Definitions
strengthening the concentration (as of a solute in a mixture) by removing diluting material
Word origin
From New Latin concentrātiō (“(1550) action or an act of coming together at a single place; (1659) extraction or separation of one or more of the metals present in an alloy”). Compare French concentration, Spanish concentración, Italian concentrazione (last quarter of 16th century). Equivalent to concentrate + -ion. By surface analysis, con- + centre + -ate + -ion.
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Close focus”13 letters
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