Englishfor English speakers
curve
Noun
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A curve is a line that is not straight. It is like part of a circle. It starts in one direction and turns.
The edge of the flower petal is a beautiful curve.
curve
Verb
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To move in a curve.
The car curved around the corner.
This piece of wood is not good. It is curved.
tracing
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noun
the act of drawing a plan or diagram or outline
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noun
the discovery and description of the course of development of something
the tracing of genealogies
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noun
a drawing created by superimposing a semitransparent sheet of paper on the original image and copying on it the lines of the original image