[pur-puh n-dik-yuh-ler] /ˌpɜr pənˈdɪk yə lər/
vertical; straight up and down; upright.
Geometry. meeting a given line or surface at right angles.
maintaining a standing or upright position; standing up.
having a sharp pitch or slope; steep.
(initial capital letter) noting or pertaining to the last style of English Gothic architecture, prevailing from the late 14th through the early 16th century and characterized by the use of predominantly vertical tracery, an overall linear, shallow effect, and fine intricate stonework.
a perpendicular line or plane.
an instrument for indicating the vertical line from any point.
an upright position.
a sharply pitched or precipitously steep mountain face.
moral virtue or uprightness; rectitude.
Nautical. either of two lines perpendicular to the keel line, base line, or designed water line of a vessel.
Also normal. at right angles to a horizontal plane
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 vaulting
(geometry) a line or plane perpendicular to another
any instrument used for indicating the vertical line through a given point
(mountaineering) a nearly vertical face
late 15c., from adverb (late 14c.), from Old French perpendiculer, from Latin perpendicularis “vertical, as a plumb line,” from perpendiculum “plumb line,” from perpendere “balance carefully,” from per- “thoroughly” (see per) + pendere “to weigh, to hang” (see pendant). As a noun from 1570s. Related: Perpendicularly; perpendicularity.
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.
[per-pech-oo-uh l] /pərˈpɛtʃ u əl/ adjective 1. continuing or enduring forever; everlasting. 2. lasting an indefinitely long time: perpetual snow. 3. continuing or continued without intermission or interruption; ceaseless: a perpetual stream of visitors all day. 4. blooming almost continuously throughout the season or the year. noun 5. a hybrid rose that is perpetual. 6. […]
[per-sis-tuh ns, -zis-] /pərˈsɪs təns, -ˈzɪs-/ noun 1. the act or fact of . 2. the quality of being : You have persistence, I’ll say that for you. 3. continued existence or occurrence: the persistence of smallpox. 4. the continuance of an effect after its cause is removed. /pəˈsɪstəns/ noun 1. the quality of persisting; […]
[per-sis-tuh nt, -zis-] /pərˈsɪs tənt, -ˈzɪs-/ adjective 1. persisting, especially in spite of opposition, obstacles, discouragement, etc.; persevering: a most annoyingly persistent young man. 2. lasting or enduring tenaciously: the persistent aroma of verbena; a persistent cough. 3. constantly repeated; continued: persistent noise. 4. Biology. 5. Botany. remaining attached beyond the usual time, as flowers, […]
[non-pur-suh n] /nɒnˈpɜr sən/ noun 1. someone whose existence or presence is not recognized. 2. someone whose existence is denied or ignored by a government, political party, or the like, often as a punishment for disloyalty or dissent and sometimes resulting in the loss of personal liberty; unperson. A former political leader whom a government […]