- centerThe point in the interior of a circle that is equidistant from all points on the circumference.
- centreAustralia, UK, Canada, Ireland, New Zealand, and South Africa standard spelling of center.
- centrifugalTending, or causing, to recede from the center.
- centrumA centre.
- centrifugeA device in which a mixture of denser and lighter materials (normally dispersed in a liquid) is separated by being spun about a central axis at high speed.
- centripetalDirected or moving towards a centre.
- centro-central, especially of mass nouns
- centrolinealHaving line converging to a centre.