plural of cannonball

Third-person singular simple present indicative form of cannonball

present participle of cannonball

simple past tense and past participle of cannonball

A spherical projectile fired from a smoothbore cannon. / An explosive-filled hollow iron sphere fused through a hole and intended to explode at a calculated distance rather than explode on impact.

(intransitive) To jump or dive into water, performing a cannonball landing. / (intransitive) To career; to move rapidly.

One who cannonballs.

plural of cannonballer

plural of human cannonball

(mathematics) The challenge of proving that the only solution of the Diophantine equation :∑ₙ₌₁ᴺn²=M²; with N > 1 is when N = 24 and M = 70.