PERIMETER
Per*im"e*ter, n. Etym: [Gr. périmètre.]

1. (Geom.)

Defn: 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.

PERIMETRIC; PERIMETRICAL
Per`i*met"ric, Per`i*met"ric*al, a.

Defn: Of or pertaining to the perimeter, or to perimetry; as, a perimetric chart of the eye.

PERIMETRY
Per*im"e*try, n.

Defn: The art of using the perimeter; measurement of the field of vision.

PERIMORPH
Per"i*morph, n. Etym: [Pref. peri- + Gr. (Min.)

Defn: A crystal of one species inclosing one of another species. See
Endomorph.