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Webster 1913 Edition
Truncation
Trun-ca′tion
,Noun.
[L.
truncatio
.] 1.
The act of truncating, lopping, or cutting off.
2.
The state of being truncated.
3.
(Min.)
The replacement of an edge or solid angle by a plane, especially when the plane is equally inclined to the adjoining faces.
Webster 1828 Edition
Truncation
TRUNCA'TION
,Noun.