: of, relating to, containing, or having the properties of an alkali or alkali metal : basic especially, of a solution : having a pH of more than 7.
What does copter in helicopter mean?
(informal) A helicopter. … noun. 1. (informal) To helicopter: to transport by helicopter.
What is the original words of copter?
The Answer
In fact, the word helicopter comes from the French word hélicoptère. The roots of this word are hélico and ptère. helicopter (n.) 1861, from French hélicoptère “device for enabling airplanes to rise perpendicularly,” thus “flying machine propelled by screws.”