noun, noun which may take the genitive case particle 'no'
both sides; two sides; double-sided
Refers to the two opposite surfaces of an object, or to two aspects of a matter. Often used attributively with の to mean 'double-sided'.
この紙は両面に印刷できます。
You can print on both sides of this paper.
問題の両面を考えなけれ
We must consider both sides of the issue.