English to English Dictionary

Pygarg

An antelope with a white rump, often identified with the addax or a similar desert-dwelling hoofed mammal.

Quartation

The metallurgical process of alloying an impure gold sample with silver in a proportion of three parts silver to one part gold, allowing nitric acid to dissolve the silver and separate the gold.

Quiesce

To cause a software process, hardware device, or system to become inactive or dormant temporarily, typically in preparation for a backup or shutdown.

Quintain

A medieval tilting post consisting of a rotating board on one side and a bag of sand or heavy weight on the other, used as a target for lancers.

Quixotic

Exceedingly idealistic; unrealistic and impractical, especially in the pursuit of lofty, romantic, or noble goals.

Radiant flux density

The radiant flux received by a surface per unit area, typically expressed in watts per square meter.

Radiant-attenuation

The reduction in intensity or flux of radiant energy as it traverses a medium due to absorption, scattering, or geometric divergence.

Recalcitrant

Having an obstinately uncooperative attitude toward authority or discipline.

Recusant

A person who refuses to submit to an authority or comply with a regulation, especially a religious one.

Repast

A meal or the food provided and eaten at a meal, often implying a substantial or formal gathering.

Rereward

The rear guard of an army or military force.

Resurgam

A pledge, motto, or expression signifying revival, resurrection, or rising again from defeat, ruin, or death.