preplanetary
See also: pre-planetary
English
Alternative forms
- pre-planetary
Etymology 1
pre- + planetary
Adjective
preplanetary (not comparable)
- Before the existence or formation of planets.
Related terms
- interplanetary
- inter-planetary
- planet
- planetary
- post-planetary
- postplanetary
Translations
before formation of planets
|
Etymology 2
From preplanetary nebula, from pre- + planetary nebula.
Adjective
preplanetary (not comparable)
- Relating to a stage in the life of a red giant star or its preplanetary nebula during the star's final stages of life
Related terms
- nebula
- planet
- planetary
- planetary nebula
- preplanetary nebula
- protoplanetary
- protoplanetary nebula