perpendicular

per·pen·dic·u·lar

P0203400 (pûr′pən-dĭk′yə-lər)adj.1. Mathematics Intersecting at or forming right angles.2. Being at right angles to the horizontal; vertical. See Synonyms at vertical.3. often Perpendicular Of or relating to a style of English Gothic architecture of the 1300s and 1400s, characterized by the use of fan vaulting and broad windows with many mullions.adv. In a perpendicular position.n.1. Mathematics A line or plane perpendicular to a given line or plane.2. A perpendicular position.3. A device, such as a plumb line, that is used in marking the vertical from a given point.4. A vertical or nearly vertical line or plane.

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[Middle English perpendiculer, from Old French, from Latin perpendiculāris, from perpendiculum, plumb line, from perpendere, to weigh carefully : per-, per- + pendere, to weigh; see (s)pen- in Indo-European roots.]

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per′pen·dic′u·lar′i·ty (-lăr′ĭ-tē) n.per′pen·dic′u·lar·ly adv.

perpendicular

(ˌpɜːpənˈdɪkjʊlə) adj1. (Mathematics) Also: normal at right angles to a horizontal plane2. (Architecture) denoting, relating to, or having the style of Gothic architecture used in England during the 14th and 15th centuries, characterized by tracery having vertical lines, a four-centred arch, and fan vaulting3. upright; verticaln4. (Mathematics) geometry a line or plane perpendicular to another5. (Tools) any instrument used for indicating the vertical line through a given point6. (Mountaineering) mountaineering a nearly vertical face[C14: from Latin perpendiculāris, from perpendiculum a plumb line, from per- through + pendēre to hang] perpendicularity n ˌperpenˈdicularly adv

per•pen•dic•u•lar

(ˌpɜr pənˈdɪk yə lər)

adj. 1. vertical; straight up and down; upright. 2. meeting a given line or surface at right angles. 3. maintaining a standing or upright position; standing up. 4. having a sharp pitch or slope; steep. 5. (cap.) of or pertaining to the last phase of English Gothic architecture, prevailing from the late 14th to early 16th century, characterized by predominantly vertical tracery and the use of the fan vault. n. 6. a perpendicular line, plane, or position. 7. an instrument for indicating the vertical line from any point. [1350–1400; Middle English perpendiculer(e) < (Anglo-French, Old French) < Latin perpendiculāris vertical =perpendicul(um) plumb line (see perpend², -i-, -cule²) + -āris -ar¹] per`pen•dic`u•lar′i•ty, n. per`pen•dic′u•lar•ly, adv.

per·pen·dic·u·lar

(pûr′pən-dĭk′yə-lər)Adjective Intersecting at or forming a right angle or right angles.Noun A line or plane that is perpendicular to a given line or plane.

Thesaurus

Noun	1.	perpendicular - a straight line at right angles to another linestraight line - a line traced by a point traveling in a constant direction; a line of zero curvature; "the shortest distance between two points is a straight line"
	2.	perpendicular - a Gothic style in 14th and 15th century England; characterized by vertical lines and a four-centered (Tudor) arch and fan vaultingEnglish-Gothic, English-Gothic architecture, perpendicular styleGothic architecture, Gothic - a style of architecture developed in northern France that spread throughout Europe between the 12th and 16th centuries; characterized by slender vertical piers and counterbalancing buttresses and by vaulting and pointed archesTudor architecture - a style of English-Gothic architecture popular during the Tudor period; characterized by half-timbered houses
	3.	perpendicular - a cord from which a metal weight is suspended pointing directly to the earth's center of gravity; used to determine the vertical from a given pointplumb linecord - a line made of twisted fibers or threads; "the bundle was tied with a cord"lead line, sounding line - (nautical) plumb line for determining depthplumb, plumb bob, plummet - the metal bob of a plumb lineplumb rule - a plumb line attached to a narrow board
	4.	perpendicular - an extremely steep faceface - a vertical surface of a building or cliff
Adj.	1.	perpendicular - intersecting at or forming right angles; "the axes are perpendicular to each other"oblique - slanting or inclined in direction or course or position--neither parallel nor perpendicular nor right-angled; "the oblique rays of the winter sun"; "acute and obtuse angles are oblique angles"; "the axis of an oblique cone is not perpendicular to its base"parallel - being everywhere equidistant and not intersecting; "parallel lines never converge"; "concentric circles are parallel"; "dancers in two parallel rows"
	2.	perpendicular - at right angles to the plane of the horizon or a base line; "a vertical camera angle"; "the monument consists of two vertical pillars supporting a horizontal slab"; "measure the perpendicular height"verticalsteep - having a sharp inclination; "the steep attic stairs"; "steep cliffs"straight - having no deviations; "straight lines"; "straight roads across the desert"; "straight teeth"; "straight shoulders"
	3.	perpendicular - extremely steep; "the great perpendicular face of the cliff"steep - having a sharp inclination; "the steep attic stairs"; "steep cliffs"

perpendicular

adjective1. upright, straight, vertical, plumb, on end the perpendicular wall of sandstone2. steep, sheer, precipitous, vertiginous a narrow, exposed beach and perpendicular cliffs3. at right angles, at 90 degrees The left wing dipped until it was perpendicular to the ground.

perpendicular

adjectiveAt right angles to the horizon or to level ground:plumb, upright, vertical.

Translations

垂直的

perpendicular

(pəːpənˈdikjulə) adjective standing, rising etc straight upwards; vertical. a perpendicular cliff. 垂直的 垂直的ˌperpenˈdicularly adverb 垂直地 垂直地