SEATMATE
Meaning of SEATMATE in English
transcription, транскрипция: [ ˈsēt-ˌmāt ]
noun
Date: 1859
: one with whom one shares a seat (as in a vehicle with double or paired seats)
Merriam-Webster's Collegiate English vocabulary.
Энциклопедический словарь английского языка Merriam Webster.
2003