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titrant vs. titrate

[tahy-truhnt] / ˈtaɪ trənt /

noun

Chemistry.
  1. the reagent added in a titration.

[tahy-treyt] / ˈtaɪ treɪt /

verb (used with or without object)

Chemistry.
titrated, titrating
  1. to ascertain the quantity of a given constituent by adding a liquid reagent of known strength and measuring the volume necessary to convert the constituent to another form.