Origin of truncation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for truncation
The truncation of six of the edges of each has, in some manner or other, been effected.
The outcrop of beds at the surface is commonly the truncation of these curves.
The stock of bifid was at first extremely varied in the amount of this truncation.Sex-linked Inheritance in Drosophila
Thomas Hunt Morgan
The parts reproduced assume their previous relations, and effect a return to the balance impaired by their truncation.
But it is obvious that it is reproduction, or reversion back to the state which existed previous to the truncation of the edges.
Word Origin and History for truncation
1570s, from Late Latin truncationem, noun of action from past participle stem of truncare (see truncate).
Online Etymology Dictionary, © 2010 Douglas Harper