rocket1
n.
- a cylindrical projectile that can be propelled to a great height or distance by the combustion of its contents.
▸a missile or spacecraft propelled by an engine providing thrust on the same principle.
- Brit. informal a severe reprimand.
v.
(rockets, rocketing, rocketed)
- (of an amount, price, etc.) increase very rapidly and suddenly.
- move very rapidly.
- attack with rocket-propelled missiles.
Etymology
C17: from Fr. roquette, from Ital. rocchetto, dimin. of rocca ‘distaff (for spinning)’, with ref. to its cylindrical shape.
rocket2
n.
Brit. an edible Mediterranean plant of the cabbage family, eaten in salads.
[
Eruca vesicaria subsp. sativa.]
▸used in names of other fast-growing plants of this family, e.g. sweet rocket.
Etymology
C15: from Fr. roquette, from Ital. ruchetta, dimin. of ruca, from L. eruca ‘downy-stemmed plant’.