The word "binuclear" means consisting of two nuclei. Some synonyms for "binuclear" include "dual-nucleus", "bifid", "divided", "split", "twin", "double-headed", "two-parted", "two-way", and "duplex". These synonyms can be used in scientific contexts, such as in molecular biology and chemistry, to describe molecules or compounds composed of two distinct nuclei. Additionally, they can also be used in everyday language to describe objects or structures with two distinctive parts. For example, a "binuclear family" refers to a family with two distinct parent units, such as a stepfamily or blended family.