Definify.com
Webster 1913 Edition
Perpendicular
Perˊpen-dic′u-lar
,Adj.
1.
Exactly upright or vertical; pointing to the zenith; at right angles to the plane of the horizon; extending in a right line from any point toward the center of the earth.
2.
(Geom.)
At right angles to a given line or surface;
as, the line
. ad
is perpendicular
to the line bc
Perpendicular style
(Arch.)
, a name given to the latest variety of English Gothic architecture, which prevailed from the close of the 14th century to the early part of the 16th; – probably so called from the vertical style of its window mullions.
Perˊpen-dic′u-lar
,Noun.
1.
A line at right angles to the plane of the horizon; a vertical line or direction.
2.
(Geom.)
A line or plane falling at right angles on another line or surface, or making equal angles with it on each side.
Webster 1828 Edition
Perpendicular
PERPENDIC'ULAR
,Adj.
1.
Hanging or extending in a right line from any point towards the center of the earth or of gravity, or at right angles with the plane of the horizon.2.
In geometry, falling directly on another line at right angles. The line A is perpendicular to the line B.PERPENDIC'ULAR
,Noun.
1.
In geometry, a line falling at right angles on another line, or making equal angles with it on each side.Definition 2024
Perpendicular
Perpendicular
See also: perpendicular
English
Adjective
Perpendicular (comparative more Perpendicular, superlative most Perpendicular)
- (architecture) Of a style of English Gothic architecture from the fourteenth and fifteenth centuries.
perpendicular
perpendicular
See also: Perpendicular
English
Adjective
perpendicular (comparative more perpendicular, superlative most perpendicular)
- (geometry) At or forming a right angle (to).
- 2012 March 1, Henry Petroski, “Opening Doors”, in American Scientist, volume 100, number 2, page 112-3:
- A doorknob of whatever roundish shape is effectively a continuum of levers, with the axis of the latching mechanism—known as the spindle—being the fulcrum about which the turning takes place. Applying a force tangential to the knob is essentially equivalent to applying one perpendicular to a radial line defining the lever.
- In most houses, the walls are perpendicular to the floor.
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Synonyms
Translations
at or forming a right angle to
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Noun
perpendicular (plural perpendiculars)
- (geometry) A line or plane that is perpendicular to another.
- A device such as a plumb line that is used in making or marking a perpendicular line.
Translations
line or plane
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device
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Portuguese
Etymology
From Late Latin perpendiculāris, from perpendiculum.
Pronunciation
- (Portugal) IPA(key): /pɨɾ.pẽ.di.ku.ˈlaɾ/
- Hyphenation: per‧pen‧di‧cu‧lar
Adjective
perpendicular (plural perpendiculares, comparable)
Noun
perpendicular f (plural perpendiculares)
Derived terms
- perpendicularmente
- perpendicularidade
Spanish
Etymology
From Late Latin perpendiculāris, from perpendiculum.
Adjective
perpendicular m, f (plural perpendiculares)