6 letters · 8 points in Scrabble
noun a base hit at which the batter stops safely at third base
noun a set of three similar things considered as a unit
noun a quantity that is three times as great as another
originPIE word *tréyes From Middle English triple (also þripell), from Latin triplus. Doublet of treble.
Etymology from Wiktionary, CC BY-SA 3.0