Noun

• S: (n) probe, investigation (an inquiry into unfamiliar or questionable activities) "there was a congressional probe into the scandal"
• direct hyponym / full hyponym
• S: (n) fishing expedition (an investigation undertaken in the hope (but not the stated purpose) of discovering information)
• direct hypernym / inherited hypernym / sister term
• S: (n) inquiry, enquiry, research (a search for knowledge) "their pottery deserves more research than it has received"
• S: (n) problem solving (the thought processes involved in solving a problem)
• S: (n) thinking, thought, thought process, cerebration, intellection, mentation (the process of using your mind to consider something carefully) "thinking always made him frown"; "she paused for thought"
• S: (n) higher cognitive process (cognitive processes that presuppose the availability of knowledge and put it to use)
• S: (n) process, cognitive process, mental process, operation, cognitive operation ((psychology) the performance of some composite cognitive activity; an operation that affects mental contents) "the process of thinking"; "the cognitive operation of remembering"
• S: (n) cognition, knowledge, noesis (the psychological result of perception and learning and reasoning)
• S: (n) psychological feature (a feature of the mental life of a living organism)
• S: (n) abstraction, abstract entity (a general concept formed by extracting common features from specific examples)
• S: (n) entity (that which is perceived or known or inferred to have its own distinct existence (living or nonliving))
• derivationally related form
• S: (n) probe (a flexible slender surgical instrument with a blunt end that is used to explore wounds or body cavities)
• S: (n) probe (an exploratory action or expedition)
• S: (n) probe (an investigation conducted using a flexible surgical instrument to explore an injury or a body cavity)

Verb

• S: (v) probe, examine (question or examine thoroughly and closely)
• direct troponym / full troponym
• direct hypernym / inherited hypernym / sister term
• derivationally related form
• sentence frame
• S: (v) probe, dig into, poke into (examine physically with or as if with a probe) "probe an anthill"