Definify.com
Webster 1913 Edition
Perimeter
Per-im′e-ter
,Noun.
[Gr. [GREEK];
περί
around + [GREEK] measure: cf. F. périmètre
.] 1.
(Geom.)
The outer boundary of a body or figure, or the sum of all the sides.
2.
An instrument for determining the extent and shape of the field of vision.
Webster 1828 Edition
Perimeter
PERIM'ETER
,Noun.