合ごう成せい物ぶつ

noun

compound; composite

A substance or object made by combining two or more elements or materials. Used in scientific, technical, and general contexts.

• この素そ材ざいは天てん然ねん物ぶつではなく合ごう成せい物ぶつです。

  This material is not a natural product but a synthetic compound.

• 化か学がくの授じゅ業ぎょうで合ごう成せい物ぶつの性せい質しつを調しらべた。

  We investigated the properties of compounds in chemistry class.