Meaning of TANDEM in English

TANDEM

I. noun Etymology: Latin, at last, at length (taken to mean “lengthwise”), from tam so; akin to Old English thæt that Date: circa 1785 1. a. a 2-seated carriage drawn by horses harnessed one before the other, a team so harnessed, ~ bicycle , a vehicle (as a motortruck) having close-coupled pairs of axles, a group of two or more arranged one behind the other or used or acting in conjunction, II. adverb Date: circa 1795 one after or behind another , III. adjective Date: 1815 consisting of things or having parts arranged one behind the other, working or occurring in conjunction with each other

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.