investigation
- noun (n)
Meaning: thorough check
Synonyms:
analysis
case
delving
examination
exploration
fact-finding
gander
hearing
hustle
inquest
inquiry
inquisition
inspection
legwork
observation
observing
pike
probe
probing
quest
quiz
research
review
scrutiny
search
sounding
study
survey
surveying
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.