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# curvilinear

[kur-vuh-lin-ee-er] /ˌkɜr vəˈlɪn i ər/
1.
consisting of or bounded by curved lines:
a curvilinear figure.
2.
forming or moving in a curved line.
3.
formed or characterized by curved lines.
Also, curvilineal.
Origin of curvilinear
1700-1710
1700-10; < Latin curv(us) curve + -i- + linear
Related forms
curvilinearity
[kur-vuh-lin-ee-ar-i-tee] /ˌkɜr vəˌlɪn iˈær ɪ ti/ (Show IPA),
noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for curvilinearly

## curvilinear

/ˌkɜːvɪˈlɪnɪə/
1.
consisting of, bounded by, or characterized by a curved line
2.
along a curved line: curvilinear motion
3.
(maths) (of a set of coordinates) determined by or determining a system of three orthogonal surfaces
Derived Forms
curvilinearity, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for curvilinearly

## curvilinear

1710, from curvi-, comb. form of Latin curvus (see curve (v.)) + linearis, from linea "line" (see line (n.)). Earlier was curvilineal (1650s).

Online Etymology Dictionary, © 2010 Douglas Harper
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curvilinearly in Science
 curvilinear   (kûr'və-lĭn'ē-ər)    Formed, bounded, or characterized by curved lines.
The American Heritage® Science Dictionary
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