Meaning of -TUPLE in English

[ 'tju:p(ə)l ]

■ combining form chiefly Mathematics forming nouns and adjectives with a preceding algebraic symbol with the sense ‘(an entity or set) consisting of as many parts or elements as indicated by the symbol, such as n~ .


from the ending of quintuple , octuple , etc.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.