Trapping refers to capturing, confining, or ensnaring someone or something. It can also mean tricking or fooling someone into a difficult situation from which it is hard to escape. Full definition
Since water vapor is extremely effective in trapping in heat, it made the surface of the planet even hotter. (sciencedaily.com)
Climate change is caused by heat trapped by greenhouse gases that produce an energy imbalance between the energy flowing in and out of the upper atmosphere. (opednews.com)
Big monsters can be captured with traps for special rewards. (cheatcc.com)