PRINCIPAL INVESTIGATOR

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does principal investigator mean? 

• PRINCIPAL INVESTIGATOR (noun)
  The noun PRINCIPAL INVESTIGATOR has 1 sense:

1. the scientist in charge of an experiment or research project

  Familiarity information: PRINCIPAL INVESTIGATOR used as a noun is very rare.

 Dictionary entry details 

• PRINCIPAL INVESTIGATOR (noun)

Sense 1

Meaning:

The scientist in charge of an experiment or research project

Classified under:

Nouns denoting people

Synonyms:

PI; principal investigator

Hypernyms ("principal investigator" is a kind of...):

scientist (a person with advanced knowledge of one or more sciences)

 Context examples 

"These two proteins are very similar in structure, but they are doing opposing things in cells," says Felix Hausch, Ph.D., the project's principal investigator.

(Depression, Obesity, Chronic Pain Could be Treated by Targeting the Same Key Protein, The Titi Tudorancea Bulletin)

He’s also the principal investigator of one of the March of Dimes’ five prematurity research centers.

(New Genetic Discovery May Eventually End Premature Birth, VOA)

"The combination of creativity and analytical thinking has once again paid off big time for NASA," said Scott Bolton, Juno principal investigator from the Southwest Research Institute in San Antonio.

(NASA's Juno Navigators Enable Jupiter Cyclone Discovery, NASA)

Among Bennu's many surprises, the particle ejections sparked our curiosity, and we've spent the last several months investigating this mystery, said Dante Lauretta, OSIRIS-REx principal investigator at the University of Arizona in Tucson.

(NASA's OSIRIS-REx Explains Bennu Mystery Particles, NASA)

"Secular variation has been on the wish list of planetary scientists for decades," said Scott Bolton, Juno principal investigator from the Southwest Research Institute in San Antonio.

(NASA's Juno Finds Changes in Jupiter's Magnetic Field, NASA)

This is the first step in that direction, but much more work needs to be done, said Paul Davids, a physicist and the principal investigator for the study.

(Harvesting Electrical Power from Waste Heat, The Titi Tudorancea Bulletin)

The CCGA application (Form PHS-398) requests documentation on the qualifications of the principal investigators and associates, pertinent budget information and justification for the support of this proposed grant.

(Cancer Center Support Grant Application, NCI Thesaurus)

In the patients with elevated levels of amyloid or tau, we detected significant thinning in the center of the retina, said co-principal investigator Rajendra S. Apte, MD, PhD, the Paul A. Cibis Distinguished Professor of Ophthalmology and Visual Sciences.

(Predicting Alzheimer's Disease May Be Possible Using Eye Exam, The Titi Tudorancea Bulletin)

Also called principal investigator.

(PI, NCI Dictionary)

The night-to-night variability in the older study participants had a major impact on their performance in tests aimed at evaluating episodic memory, said Audrey Duarte, principal investigator in the Memory and Aging Lab at the Georgia Tech School of Psychology.

(Study ties poor sleep to reduced memory performance in older adults, National Science Foundation)