diameter
[ dahy-am-i-ter ]
/ daɪˈæm ɪ tər /
noun
Geometry.
- a straight line passing through the center of a circle or sphere and meeting the circumference or surface at each end.
- a straight line passing from side to side of any figure or body, through its center.
the length of such a line.
the width of a circular or cylindrical object.
Origin of diameter
WORDS THAT MAY BE CONFUSED WITH diameter
circumference diameter radius tangentWords nearby diameter
diamagnetism,
diamantiferous,
diamantina,
diamantine,
diamanté,
diameter,
diametral,
diametric,
diametrical,
diametrically,
diamide
Example sentences from the Web for diameter
British Dictionary definitions for diameter
diameter
/ (daɪˈæmɪtə) /
noun
- a straight line connecting the centre of a geometric figure, esp a circle or sphere, with two points on the perimeter or surface
- the length of such a line
the thickness of something, esp with circular cross section
Word Origin for diameter
C14: from Medieval Latin
diametrus, variant of Latin
diametros, from Greek: diameter, diagonal, from
dia- +
metron measure
Medical definitions for diameter
diameter
[ dī-ăm′ĭ-tər ]
n.
A straight line connecting two opposite points on the surface of a spherical or cylindrical body, or at the boundary of an opening or foramen, passing through the center of such body or opening.
The distance measured along such a line.
Scientific definitions for diameter
diameter
[ dī-ăm′ĭ-tər ]
A straight line segment that passes through the center of a circle or sphere from one side to the other.
The length of such a line segment.
Cultural definitions for diameter
diameter
[ (deye-am-uh-tuhr) ]
A straight line passing through the center of a figure, especially a circle or sphere, and joining two opposite points on its circumference.