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The Collaborative International Dictionary
Trutination

Trutination \Tru`ti*na"tion\, n. [L. trutinari to weigh, from trutina a balance. See Trone a steelyard.] The act of weighing. [Obs.]
--Sir T. Browne.

Wiktionary
trutination

n. (context obsolete English) The act of weighing.