On This Day Word Search — Quick

Play a free online On This Day word search puzzle. Difficulty: Quick. Find all 14 hidden words on the 15×15 grid below.

Words to find

Plus 4 hidden bonus words.

SCRAMJET /skræmˈdʒet/ · noun: A type of jet engine that uses the atmosphere as its oxidizer and can accelerate to hypersonic speeds. It is typically used in space launch vehicles. Related: jet engine, rocket engine, atmospheric engine, hypersonic engine.
ENGINE /ˈɛndʒɪn/ · noun: A machine that converts energy, especially heat or fuel, into mechanical motion or power; more broadly, the source of power that drives a vehicle, machine, or process. Related: motor, machine, powerplant, mechanism.
PROPULSION /prəˈpɛlʃən/ · noun: The action or process of moving or driving something forward, especially a vehicle or an aircraft. The system or device that produces this movement. Related: drive, impulsion, impetus, motivation.
DISCOVERY /dɪˈskʌvəri/ · noun: The act or process of finding or learning about something for the first time, whether through search, investigation, or chance. Also, the thing itself that has been found — a person, place, object, or fact newly brought to light. Related: finding, detection, revelation, breakthrough.
SHUTTLE /ˈʃʌtəl/ · noun, verb: A device for carrying people or goods, typically between two fixed points, especially one that moves along a fixed path, such as a railway or a cable. To move or cause something to move quickly back and forth between two points. Related: bus, train, tram, trolley.