- not consisting of, indicating, or involving two.
- noting or relating to a system of numerical notation that does not have a base of 2: The decimal system is nonbinary.
- noting or relating to a gender identity that does not fit into the binary male/female division. Abbreviation: NB
- relating to, intended for, or common to any gender; gender-neutral; gender-inclusive: The website had lists of nonbinary pronouns and honorifics.The designer is known for nonbinary fashion.
