Death and destruction of life on Earth, especially human. / Destruction of Earth. / (idiomatic) Any change that seems catastrophic or devastating.

Any of several saddles which, unlike a Western saddle, do not have a horn, but have padded panels so do not need a separate saddle blanket.

(transitive, chiefly literary) To lay upon, as an order or command; to give an injunction to; to direct with authority; to order; to charge. / (transitive) To prescribe under authority; to ordain

(idiomatic) Something so distressing that it causes one to lose hope and faith.

Morally wrong actions are sometimes necessary to achieve morally right outcomes; actions can be considered morally right or wrong only by virtue of the morality of the outcome.

A piston engine.

(transitive, idiomatic) To terminate or abolish.

simple past tense and past participle of enlist

Belonging to the military, but not as a commissioned officer.

Those individuals who have enlisted in the military and who are not commissioned officers.