probes
n. countablen. tools or devices used to explore and gather information from places that are hard to reach. They can also be deep investigations into a secret or a problem.
n. instruments or devices used for exploring or examining an environment; also refers to thorough investigations into a matter. Often used in scientific, medical, or journalistic contexts.
The scientists sent space probes to Mars.
The hospital uses specialized medical probes to examine internal organs without performing major surgery.
Following the financial scandal, the government launched several independent probes to determine whether regulatory oversight had been intentionally bypassed by the bank's executives.
Frequently appears in the plural when referring to multiple investigative efforts or scientific instruments.