orbit /örˈbit/

1. The path in which a celestial body moves round another (astronomy), or (physics) that in which an electron moves round the nucleus of an atom (also orˈbital)
2. A path in space round a celestial body
3. A regular course or beat, a sphere of action
4. (loosely) an orb
5. The hollow in which the eyeball rests (also (anatomy) orˈbita)
6. The skin round a bird's eye (zoology)

1. To move in or as though in orbit
2. To fly in a circle

1. (of a spacecraft, moon or other satellite) to travel round (a body) by a circular or elliptical path
2. (of an aircraft) to circle (a given point)
3. To put into orbit

orˈbital adjective

Of or relating to an orbit

The orbit of an electron

orˈbiter noun

A spacecraft or satellite that orbits the earth or another planet without landing on it

orbital engine noun

An axial two-stroke engine with curved pistons in a circular cylinder block which rotates around a fixed shaft

• pyromantic
• pyromeride
• pyromerides
• pyrometallurgy
• pyrometer
• pyrometers
• pyrometric
• pyrometrical
• pyrometric cones
• pyrometries
• pyrometry
• pyromorphite
• pyromorphites
• pyrope
• pyropes
• pyrophobia
• pyrophobias
• pyrophobic
• pyrophobics
• pyrophone
• pyrophones
• pyrophoric
• pyrophorous
• pyrophorus
• pyrophoruses