Perpendicular - Definition

adj 1: intersecting at or forming right angles; "the axes are
perpendicular to each other" [ant: oblique, parallel]
2: 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" [syn: vertical, perpendicular]
[ant: horizontal, inclined]
3: extremely steep; "the great perpendicular face of the cliff"
n 1: a straight line at right angles to another line
2: a Gothic style in 14th and 15th century England;
characterized by vertical lines and a four-centered (Tudor)
arch and fan vaulting [syn: perpendicular, perpendicular
style, English-Gothic, English-Gothic architecture]
3: 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 point [syn: plumb line,
perpendicular]
4: an extremely steep face