(space science) A robotic space vehicle designed to voyage beyond Earth's orbit.

(military) A military reconnaissance mission performed with heavy combat units where hostile contact with the enemy is expected.

plural of space probe

(aeronautics) Pertaining to a method of aerial refuelling whereby a probe from the receiving aircraft fits into a trailing hose with drogue attachment from a tanker aircraft.

A device that is used to measure the proportion of oxygen in a fluid

A hypothetical machine sent on interstellar voyages to communicate with an alien civilization.

plural of Bracewell probe

plural of armed probe

plural of lambda probe

Scissors used to open wounds, the blade having a button at the end.