space velocity
Astronomy
noun
The velocity in space relative to the sun of a star or other object outside the solar system, equal to the vector sum of the proper motion of the object and its radial velocity.
Origin
Early 20th century; earliest use found in Science.
- interception
- interceptive
- interceptor
- intercession
- intercessional
- intercessor
- intercessory
- interchain
- interchange
- interchangeability
- interchangeable
- interchangeableness
- interchangeably
- intercity
- inter-class
- intercollegiate
- intercolonial
- intercolumnar
- intercolumniation
- intercom
- intercommunicate
- intercommunication
- intercommunicative
- intercommunion
- intercommunity