Adjacent Words

Perimeter definitions

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Webster's 1828 Dictionary

PERIM'ETER, n. [Gr. about, and measure.] In geometry, the bounds and limits of a body or figure. The perimeters of surfaces or figures are lines; those of bodies are surfaces. In circular figures, instead of perimeter, we use circumference or periphery.

WordNet (r) 3.0 (2005)

n
1: the boundary line or the area immediately inside the boundary [syn: margin, border, perimeter]
2: a line enclosing a plane areas
3: the size of something as given by the distance around it [syn: circumference, perimeter]

Merriam Webster's

noun Etymology: Middle English perimetre, from Latin perimetros, from Greek, from peri- + metron measure — more at measure Date: 15th century 1. a. the boundary of a closed plane figure b. the length of a perimeter 2. a line or strip bounding or protecting an area 3. outer limits — often used in plural 4. the part of a basketball court outside the three-point line

Oxford Reference Dictionary

n. 1 a the circumference or outline of a closed figure. b the length of this. 2 a the outer boundary of an enclosed area. b a defended boundary. 3 an instrument for measuring a field of vision. Derivatives: perimetric adj. Etymology: F périmètre or f. L perimetrus f. Gk perimetros (as PERI-, metros f. metron measure)

Webster's 1913 Dictionary

Perimeter Per*im"e*ter, n. [Gr. ?; ? around + ? measure: cf. F. p['e]rim[`e]tre.] 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.

Collin's Cobuild Dictionary

(perimeters) The perimeter of an area of land is the whole of its outer edge or boundary. ...the perimeter of the airport... Officers dressed in riot gear are surrounding the perimeter fence. N-COUNT

Moby Thesaurus

alentours, ambience, ambit, border, borderlands, borderline, boundaries, boundary, bounds, bourn, bourns, brim, brink, circle, circuit, circumambiencies, circumference, circumjacencies, circumscription, circumstances, compass, confines, context, coordinates, edge, edges, entourage, environing circumstances, environment, environs, fringe, fringes, gestalt, habitat, hem, limitations, limits, marches, margin, metes, metes and bounds, milieu, neighborhood, outlines, outposts, outskirts, pale, parameters, periphery, precincts, purlieus, situation, skirt, skirts, suburbs, surroundings, total environment, verge, verges, vicinage, vicinity