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concentration

con·cent·ra·tion

UK/ˌkɒn.sənˈtɹeɪ.ʃən/ US/ˌkɑn.sənˈtɹeɪ.ʃən/ fairly common

noun

1.

the strength of a solution; number of molecules of a substance in a given volume (expressed as moles/cubic meter)

2.
3.

strengthening the concentration (as of a solute in a mixture) by removing extraneous material

Antonyms
4.
5.
6.
7.

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.

Phrases

  • concentration camp
  • concentration cell
  • concentration effect
  • concentration table
  • concentration time
  • concentration-time curve
  • critical micelle concentration
  • minimum inhibitory concentration

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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.