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 (kûr′və-lĭn′ē-ər) also cur·vi·lin·e·al (-əl)
Formed, bounded, or characterized by curved lines.

[Latin curvus, curved; see curve + linear.]

cur′vi·lin′e·ar′i·ty (-ē-ăr′ĭ-tē) n.
cur′vi·lin′e·ar·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˌkɜːvɪˈlɪnɪə) or


1. (Mathematics) consisting of, bounded by, or characterized by a curved line
2. (Mathematics) along a curved line: curvilinear motion.
3. (Mathematics) maths (of a set of coordinates) determined by or determining a system of three orthogonal surfaces
ˌcurviˌlineˈarity n
ˌcurviˈlinearly adv
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌkɜr vəˈlɪn i ər)

also cur`vi•lin′e•al,

1. consisting of or bounded by curved lines: a curvilinear figure.
2. formed or characterized by curved lines.
[1700–10; < Latin curv(us) curve + -i- + linear]
cur`vi•lin`e•ar′i•ty (-ˈær ɪ ti) n.
cur`vi•lin′e•ar•ly, adv.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.curvilinear - characterized by or following a curved line; "curvilinear tracery"; "curvilinear motion"
curved, curving - having or marked by a curve or smoothly rounded bend; "the curved tusks of a walrus"; "his curved lips suggested a smile but his eyes were hard"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


Deviating from a straight line:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


adj (= full of curves) tracery etcmit vielen Rundungen or Kurven; (= curved) motion, coursegewunden; (Geometry) figurekrummlinig begrenzt
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in classic literature ?
The projectile was following its curvilinear direction round the moon.
The highest blooded and best trained hound, with his game in view, could not have run with an eye more riveted than that with which the Doctor had pursued his curvilinear course.
And it is equally impossible for me to form the abstract idea of motion distinct from the body moving, and which is neither swift nor slow, curvilinear nor rectilinear; and the like may be said of all other abstract general ideas whatsoever.
If I don't have yer eyesight, bellows me!' At the same time dodging behind Durdles, and snarling at Jasper, now from this side of him, and now from that: prepared, if pounced upon, to dart away in all manner of curvilinear directions, and, if run down after all, to grovel in the dust, and cry: 'Now, hit me when I'm down!
The 5,000-square-meter, three-story Art-Deco structure has curved balconies, spiral staircase, curvilinear walls and hallways, porthole windows, roof deck and parapets.
Extensive appendices develop formulas for calculating the strength and reinforcement of reinforced concrete beams in a cross-section considering the 5th degree curvilinear Eurocode diagram of concrete stress, and for calculating beam strength in the perpendicular section according to the 3rd degree curvilinear Eurocode stress diagram of compressed concrete.
THE UNIVERSITY of Iowa Stead Family Children's Hospital scored big with jurors for a variety of reasons: a curvilinear plan that supports onstage/offstage circulation, parent-only respite rooms, building orientation to maximize outdoor views, and pursuit of LEED Silver certification.
The roof of the new structure features a curvilinear shape covered with a landscaped canopy, which is part of Kaohsiung's push to break free of its smoggy, urban jungle reputation to become a greener, more sustainable city.
The study showed that ART / IVF success is lower not only in older but also in very young women, albeit to a lesser extent, with success increasing steadily to age 28 and declining steadily thereafter in n-shaped curvilinear regressions.
There was a positive and curvilinear association for all-cause mortality with the level of alcohol consumption; the minimum mortality risk was seen for around or below 100 g per week.
Based on a higher-order curvilinear finite-element and the concept of transformation electromagnetics, Smull et al.