expression, godan verb (-ru)
consists of; is made up of; comprises
Formal or written expression used to describe the composition of something. Often interchangeable with からなる, but よりなる can sound slightly more literary.
See also: からなる
この委員会は10人の専門家よりなる。
This committee consists of ten experts.
水は水素と酸素よりなる。
Water is made up of hydrogen and oxygen.