Meaning

noun a movable barrier in a fence or wall

verb supply with a gate

noun a computer circuit with several inputs but only one output that can be activated by particular combinations of inputs

originFrom Middle English gate (the forms ȝate and ȝeat yielded the dialectal doublet yate), from the plural of Old English ġeat (specifically gatu), from Proto-West Germanic *gat, from Proto-Germanic *gatą (“hole, opening”). See also Old Norse gat, Swedish and Dutch gat, Low German Gaat, Gööt.

Etymology from Wiktionary, CC BY-SA 3.0