Firework vs. Firecracker

Difference Between Firework and Firecracker
Fireworknoun
A device using gunpowder and other chemicals which, when lit, emits a combination of coloured flames, sparks, whistles or bangs, and sometimes made to rocket high into the sky before exploding, used for entertainment or celebration.
Firecrackernoun
A small explosive device, typically containing a small amount of gunpowder in a tightly-wound roll of paper, primarily designed to produce a large bang.
Fireworknoun
(usually plural) a device with an explosive that burns at a low rate and with colored flames; can be used to illuminate areas or send signals etc.
Firecrackernoun
A peanut butter cracker baked with marijuana, similar in concept to an Alice B. Toklas brownie.
Firecrackernoun
A person who is exciting and/or unpredictable.improve definition, please
Firecrackernoun
firework consisting of a small explosive charge and fuse in a heavy paper casing