Hexa- - Definition and Overview

Hexa- is a Greek prefix meaning six. The Latin equivalent is sex-.

In plane geometry, a hexagon is a six sided figure.
In chemistry, the number of subunits of like kind attached to a central molecule, as in Hexachlorophene, a central phenol group with six chlorine atoms attached.
In classification of animals and walking machines, a hexapod is a six legged creature or device.
In computers, hexadecimal is a 16 bit encoding of numbers (16 = 6 + 10).
In music a hexachord is a chord or simultaneity with six pitches or pitch classes.
Hexane has 6 carbon atoms.

Compare exa.