definition
Class; kind.
definition
(grammar) A division of nouns and pronouns (and sometimes of other parts of speech) into masculine or feminine, and sometimes other categories like neuter or common, and animate or inanimate.
definition
(now sometimes proscribed) Sex (a category such as "male" or "female" into which sexually-reproducing organisms are divided on the basis of their reproductive roles in their species).
example
The effect of the medication is dependent upon age, gender, and other factors.
definition
Identification as a man, a woman or something else, and association with a (social) role or set of behavioral and cultural traits, clothing, etc; a category to which a person belongs on this basis. (Compare gender role, gender identity.)
definition
(hardware) The quality which distinguishes connectors, which may be male (fitting into another connector) and female (having another connector fit into it), or genderless/androgynous (capable of fitting together with another connector of the same type).