## diameter

noun

### 1 diameter

The length of a straight line passing through the center of a circle and connecting two points on the circumference.

*synonym:* diam.

Roget 202:
breadth,
width,
latitude,
amplitude;
diameter,
bore,
caliber,
radius;
superficial extent
*etc.*
*(space)*
**180**.
thickness,
crassitude^{†}; ... show more

Dutch: diameter, doorsne(d)e, doorsnede, doorsnee, middellijn

Polish: średnica

### 2 diameter

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).

Moby thesaurus: air line, amplitude, area, axis, beeline, bigness, bisector, body, bore, boundary, breadth, bulk, caliber, center, chord, core, coverage, depth, diagonal, diaphragm ... show more.

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