See probe in Webster's New World Roget's A-Z Thesaurus II
noun
The act or an instance of exploring or investigating:
exploration, investigation, reconnaissance. See investigateSomething, as a remark, used to determine the attitude of another:
feeler. Idiom: trial balloon. See investigateA seeking of knowledge, data, or the truth about something:
inquest, inquiry, inquisition, investigation, research. See investigate
verb
To go into or through for the purpose of making discoveries or acquiring information:
delve, dig, explore, inquire, investigate, look into, reconnoiter, scout1. See investigateTo test the attitude of:
feel out, sound3 (out). Idioms: put out feelers, send up a trial balloon. See investigate
Learn more about probe