Any of several types of internal combustion engine in which the power output is directly rotational.

(engineering) A dimensionless measure of object deformation; the of the ratio of the object's deformed length to the its initial length, along some axis.

(engineering) In a tensile test, the ratio of the applied force to the initial cross-sectional area of the tensile specimen (ignoring the gradual decrease in area resulting from Poisson's ratio).

plural of chemical engine

(historical, 19th century, firefighting) A large cart-mounted fire extinguisher using caustic chemical-extinguishing chemicals.

plural of tandem engine

A compound steam engine with two or more steam cylinders in the same axis, close to one another.

(engineering) The subfield of engineering concerned with designing and building controllers and control systems.

(engineering) The subfield of engineering concerned with designing and building electromechanical systems.

(Internet) A system that displays aggregated results from several search engines, invoked simultaneously