principal investigator

1. 1.

   the scientist in charge of an experiment or research project

   SynonymsPI

   Broaderscientist

Questions about principal investigator

What does principal investigator mean?

principal investigator means "the scientist in charge of an experiment or research project".

What is another word for principal investigator?

Close synonyms include PI. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is principal investigator a common word?

principal investigator is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.