perpendicular
Longman Dictionary of Contemporary English 5++LDOCE 5++per·pen·dic·u·lar1 /ˌpɜːpənˈdɪkjələ◂ $ ˌpɜːrpənˈdɪkjələr◂/ adjective 1 VERTICALnot leaning to one side or the other but exactly vertical 直立的，垂直的 → vertical, horizontal a perpendicular line 垂直线 a perpendicular wall of rock 直立的石壁2 be perpendicular to something HMif one line is perpendicular to another line, they form an angle of 90 degrees 〔线〕与某物成直角 SYN at right angles to a road perpendicular to the highway 和那条公路垂直的道路n3. → Perpendicular —perpendicularly adverb
Examples from the Corpus
perpendicular• We make sure our horizontal strokes precede our perpendicular.• Ensure that the plumbline is perpendicular before you start to draw the line.• His eyes were deep set, his nose thin and perpendicular, his mouth narrow and open.• The transmitted beam consists only of photons with the perpendicular polarisation.• a perpendicular pole• Looking over his left shoulder, he raises his arms perpendicular to his sides.• A1 and A2: carbon-bearing, electrolyte-saturated, measurement direction parallel and perpendicular to planes of foliation respectively.• The leaves are arranged so that each pair is situated perpendicular to the axis of the preceding leaves.• Each of us spotted a different line of cobbles extending across the plain, perpendicular to the prevailing gradient of slope.• In a graph, the x-axis is perpendicular to the y-axis.• Behind them, there was a perpendicular wall of rock.• Looked a bit perpendicular when I saw it.nPerpendicularAAin the style of 14th- and 15th-century English churches, which are decorated with straight upright lines 〔14、15 世纪英国教堂〕垂直式装饰风格的perpendicular2 noun [singular] VERTICALan exactly vertical position or line 垂直姿势；垂直线Origin perpendicular1 (1300-1400) Old French perpendiculer, from Latin, from perpendiculum “plumb line”, from pendere “to hang”per·pen·dic·u·lar1 adjectivePerpendicularperpendicular2 nounLDOCE OnlineChineseSyllable
one Corpus side the leaning or not other to
perpendicular
per‧pen‧dic‧u‧lar1 /ˌpɜːpənˈdɪkjələ◂, ˌpɜːpənˈdɪkjʊlə◂ $ ˌpɜːrpənˈdɪkjələr◂/ 
adjective
a perpendicular line
a perpendicular wall of rock
2. be perpendicular to something if one line is perpendicular to another line, they form an angle of 90 degrees
SYN at right angles to:
a road perpendicular to the highway
3. Perpendicular in the style of 14th- and 15th-century English churches, which are decorated with straight upright lines
—perpendicularly adverb
perpendicular2 noun [singular]
an exactly vertical position or line
| I |
adjective Date: 1300-1400
Language: Old French
Origin: perpendiculer, from Latin, from perpendiculum 'plumb line', from pendere 'to hang'
1. not leaning to one side or the other but exactly vertical ⇨ vertical, horizontal:Language: Old French
Origin: perpendiculer, from Latin, from perpendiculum 'plumb line', from pendere 'to hang'
2. be perpendicular to something if one line is perpendicular to another line, they form an angle of 90 degrees
SYN at right angles to:
3. Perpendicular in the style of 14th- and 15th-century English churches, which are decorated with straight upright lines
—perpendicularly adverb
| II |
noun [singular]an exactly vertical position or line