An improvement or supplement that tends to increase a sense of esteem. / (radiology) The degree to which the image of a scan stands out as a bright area.

The variety of the English language used in Canada.

(physics, thermodynamics) A measure of the useful work obtainable from a constant temperature, constant volume thermodynamic system; more precisely, the difference between internal energy (of a system) and the product of its absolute temperature and entropy.

Alternative spelling of high-end (“the best and generally most expensive of a class”)

(engineering) The study, design, construction and operation of landfills.

An ale brewed to over 5% ABV that uses malt barley. It is brewed in England and also in America.

A person who holds an engineering degree from a technical university or equivalent.

Any engine that generates thrust by expelling matter, especially hot gases produced by igniting a fuel; either a rocket engine or several types of jet engine.

Any of several types of engine having cylinders containing reciprocating pistons, in which a crankshaft is turned by pistons moving up and down within cylinders.

(astronomy, astrophysics) A hypothetical form of energy which, it is supposed, is spread uniformly throughout space (and time) and has anti-gravitational properties: it represents a possible mechanism for the cosmological constant, and thus is one of the possible explanations for the current accelerating rate of expansion of the universe; and it is estimated to account for about 74% of the mass-energy of the universe.