(US) A one-on-one.

The three-tiered tiara formerly worn by Popes. / (sports) An award representing victory in three events, especially in horse-racing.

plural of triple bond

plural of triple agent

A spy who pretends to be a double agent for one side, while actually acting as a double agent for the other side.

(cricket) three hundred runs scored by a single batsman in one innings, or by two batsmen in a partnership

(athletics) An athlete who competes in the triple jump.

(chemistry) A covalent bond in which three electron pairs (instead of the usual one) are shared between two atoms; most common between carbon atoms and carbon or nitrogen atoms, but a few other forms are known. Symbolized in formulae as ≡.

(baseball) A defensive play in which three outs are recorded. / An offering of three bundled services, especially telephone, television and broadband Internet.

(basketball) The achievement of a two-digit number of any three of points scored, assists, rebounds, blocks, or steals in a single game.