Alternative spelling of ladybird

(physics) a combination of Boyle's law and Charles's law which states that the product of the volume and pressure of an ideal gas divided by its temperature is constant

(physics) The observation that the pressure of an ideal gas is inversely proportional to its volume at constant temperature.

(physics) The law stating that the density of an ideal gas is inversely proportional to its temperature at constant pressure.

(aviation) A landing on a runway immediately followed by a takeoff without an intervening full stop.

any lake whose waters are permanently stratified and do not completely circulate

(American spelling) Alternative spelling of mercury-vapour lamp

A high-pressure discharge lamp that is enclosed in a quartz envelope containing metal halides (usually iodides), and produces high-efficacy white light.

(British spelling) a gaseous discharge lamp in which the arc discharge takes place in mercury vapour; used for highway illumination and as an industrial source of ultraviolet radiation

Having a condition that impedes learning,