(music) a triad that has a major third between the root and the third and a minor third between the third and the fifth

(music) a triad that has a diminished fifth between the bottom note and the top note

(music) a triad with an augmented fifth between the bottom note and the top note

(music) a triad with a minor third between the root and the third, and a major third between the third and the fifth

A notice placed before the beginning of media content (usually an online article, e-mail, or post) to warn of potential traumatic triggers it contains.

A test in which a person is exposed to flames in order to assess their truthfulness, commitment, courage etc.

Used other than figuratively or idiomatically: see black, triangle. / (ufology) One of a class of triangle-shaped unidentified flying objects, usually with a light in each corner.

plural of trick play

(American football) A play in American football that uses deception and unorthodox strategies to fool the opposing team. / (uncountable) Synonym of trick mode

(anatomy) An anatomic space bordered by the common hepatic duct, the cystic duct and base of the liver. It is used to identify the cystic artery.