1 : to search into and explore very thoroughly : subject to a penetrating investigation. 2 : to examine with a probe uncrewed vehicles probed space. intransitive verb. : to make a searching exploratory investigation.

What is being probed?

Meaning of probed in English

to try to discover information that other people do not want you to know, by asking questions carefully and not directly: The interviewer probed deep into her private life. Detectives questioned him for hours, probing for any inconsistencies in his story.

What is the prober?

noun. One who inquires: inquirer, inquisitor, investigator, querier, quester, questioner, researcher.