One who holds, in opposition to the probabilists, that a person is bound to do that which is most probably right.

(obsolete) approved; probable

The situation where a spam filter or search engine blocks or modifies content because the text contains a string of letters shared with an obscene word.

Misspelling of probably.

(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.

The probability that an event will take place given the restrictive assumption that another event has taken place, or that a combination of other events has taken place. (Mathematically, the definition would be that the conditional probability of B given A is equal to the joint probability of A and B divided by the probability of A.)

plural of probainognathid

(zoology) Any cynodont in the family Probainognathidae.

(mathematics) The problem of predicting the motion of a group of celestial objects that interact with each other gravitationally.

(quantum mechanics) A complex number which is the coefficient of a component of a quantum state and whose product with its own complex conjugate gives the probability that the state will collapse to that component (when measured). (Note: the quantum state being thought of as a linear combination of its components.)