()もたれ

せもたれ
noun
backrest, back of a chair
furniture
1. backrest, back of a chair or seat
The part of a chair, sofa, or seat that supports the sitter's back. A common everyday word for furniture and seating.
()もたれ()りかかった。
I leaned back against the backrest.
This chair has a tall backrest and is comfortable to sit in.
I want an office chair with an adjustable backrest angle.

()もたれ is a common everyday word for the part of a chair or seat that supports the sitter's back.

Forms

() (back) + もたれ (leaning, from (もた)れる, to lean against). Literally "something to lean one's back on."

Common collocations

Usage

Used for chairs, car seats, airplane seats, and any seating with back support. The word applies regardless of whether the backrest is fixed or adjustable.