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单词 convex
释义 con·vex
I. \(ˈ)kän|veks, kənˈv-\ adjective
Etymology: Middle French or Latin; Middle French convexe, from Latin convexus vaulted, arched, convex, concave, from com- + -vexus (akin to vacillare to sway, stagger) — more at vacillate
1. : curved or rounded as the exterior or a section of a spherical or circular form — used of a spherical surface or curved line viewed from without; opposed to concave
2. : arched up : bulging out — used of that side of a curve or surface on which the tangent line or plane lies or on which normals at neighboring points diverge; opposed to concave
con·vex·ly adverb
con·vex·ness noun -es
II. \(ˈ)kän|v-\ noun
(-es)
archaic : a convex body, surface, or part (as a vault or arch seen from without); specifically : the vault of the sky
 < half heaven's convex glitters with the flame — Thomas Tickell >
III. \ˈkänˌv-, kənˈv-\ verb
(-ed/-ing/-es)
: to bend convexly : bow outward in a convex curve
IV. adjective
1. : being a continuous function or part of a continuous function with the property that a line joining any two points on its graph lies on or above the graph
2.
 a. of a set of points : containing all points in a line joining any two constituent points
 b. of a geometric figure : comprising a convex set when combined with its interior
  < a convex polygon >
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更新时间:2025/3/21 15:42:59