plural of relational operator

(computing) a binary operator that tests for equality or inequality and evaluates to true or false

plural of conditional operator

(programming) synonym of ternary operator

operations research

(physics) A differential operator which may be expressed as ∂_𝜇∂^𝜇=∑_(𝜇=0)³∂/∂x^𝜇∂/∂x_𝜇; it is the four-dimensional (Minkowski space) equivalent of the three-dimensional Laplace operator.

(programming, informal) The operator := that assigns values to variables in certain programming languages.

(nautical, military) The maximum depth at which a submarine is permitted to operate when actively engaged in battle.

plural of operating depth

(engineering) A mechanical task requiring relatively little skill.