net
n. C / Un. a piece of material made of crossed strings or wires with holes in between. You use it to catch fish, play sports like tennis, or keep things from falling.
n. a mesh fabric of twine, cord, or wire, woven or knotted together at regular intervals. Used primarily for capturing objects or as a barrier in athletic competitions.
The fisherman pulled the heavy net into the boat.
The tennis ball hit the top of the net and dropped onto the opponent's side of the court.
Conservationists are developing specialized nets that allow smaller, non-target species to escape while retaining the specific fish required for commercial harvest.
Countable when referring to a specific physical object; uncountable when referring to the material or the abstract concept of a web-like structure.