noun
subscript triplet
A computing term referring to a set of three subscripts, often used in programming or mathematical contexts.
この配列では、添字三つ組を使って要素を指定する。
In this array, elements are specified using a subscript triplet.
Compound of 添字 (そえじ, 'subscript') and 三つ組 (みつぐみ, 'triplet').