Pioneer probe Synonyms

Pioneer replaced

Definitions for Pioneer


  • (adjective) coming before all others in time or order
  • (noun) a person who settles in a new region
  • (verb) to be responsible for the creation and early operation or use of

Synonyms for phrase

PP abbreviation

PP is an abbreviation for Pioneer Probe
What does PP stand for?
PP stands for "Pioneer Probe"

Definitions for Probe


  • (noun) a systematic search for the truth or facts about something
  • (verb) to search through or into
  • (verb) to go into or range over for purposes of discovery