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entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)

abstraction, abstract entity go
a general concept formed by extracting common features from specific examples

attribute go
an abstraction belonging to or characteristic of an entity

shape, form go
the spatial arrangement of something as distinct from its substance

line go
a length (straight or curved) without breadth or thickness

straight line
a line traced by a point traveling in a constant direction

noun.shape

11 Subcategories

perpendicular go
a straight line at right angles to another line
asymptote go
a straight line that is the limiting value of a curve
tangent go
a straight line or plane that touches a curve or curved surface at a point but does not intersect it at that point
secant go
a straight line that intersects a curve at two or more points
radius go
a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)
diameter go
a straight line connecting the center of a circle with two points on its perimeter (or the center of a sphere with two points on its surface)
chord go
a straight line connecting two points on a curve
element go
a straight line that generates a cylinder or cone
bias, diagonal go
a line or cut across a fabric that is not at right angles to a side of the fabric
diagonal go
(geometry) a straight line connecting any two vertices of a polygon that are not adjacent
vector go
a straight line segment whose length is magnitude and whose orientation in space is direction