An uncoated nail, susceptible to rust and corrosion, not used for exterior work.

(astronomy) That emits significant amounts of radio waves; radio-luminous

(colloquial, often ironic) A person who is intelligent, clever or quick-witted.

Used to describe the most common form of optical microscopy in which light is transmitted through the sample which appears on a bright background

plural of bright spark

A consoling aspect of a difficult situation.

(idiomatic) The glamour and glitz of a place, especially a big city. / (informal) Surgery.

plural of bright line

(poetic) bright at night

(Christianity) Among Eastern Orthodox and Byzantine Rite Catholic Churches, the period of seven days starting from Easter, during which Christ's resurrection is celebrated.