1. (noun) a search for knowledge

• enquiry
• inquiry

2. (verb) inquire into

• explore
• search

1. (noun) systematic investigation to establish facts

• field work
• market research
• marketing research
• microscopy
• operations research
• probe
• research project
• scientific research

2. (noun) a search for knowledge

• canvass
• opinion poll
• poll
• public opinion poll
• empirical research
• experiment
• experimentation
• heraldry
• investigation
• probe
• nature study

3. (verb) attempt to find out in a systematically and scientific manner

• consult
• look up
• refer

4. (verb) inquire into

• beat about
• cast about
• cast around
• google
• mapquest
• prospect
• re-explore

1. (noun) systematic investigation to establish facts

• investigating
• investigation

2. (noun) a search for knowledge

• problem solving

3. (verb) attempt to find out in a systematically and scientific manner

• investigate
• look into

4. (verb) inquire into

• investigate
• look into

1. (noun) systematic investigation to establish facts

• explore
• search

2. (noun) a search for knowledge

• explore
• search

3. (verb) attempt to find out in a systematically and scientific manner

• enquiry
• inquiry
• investigator
• research worker
• researcher

4. (verb) inquire into

• enquiry
• inquiry
• exploration
• explorative
• explorative
• exploratory
• exploratory
• investigator
• research worker
• researcher
• quester
• searcher
• seeker
• search