noun
plural -ets
[count] :a type of very powerful engine that is powered by gases that are released from burning fuel
[count] :a spacecraft or missile that is powered by a rocket engine
[count] :a firework that goes high in the air before exploding - called also skyrocket
[noncount] Brit :arugula
verb
-ets; -eted; -eting
[no obj] :to increase quickly and suddenly
always followed by an adverb or preposition :to move or rise quickly [no obj]