“When I use a word,” Humpty Dumpty said, in a rather scornful tone, “it means just what I choose it to mean, neither more nor less.”
”The question is,” said Alice, “whether you can make words mean so many different things.”
”The question is,” said Humpty Dumpty, “which is to be master - that's all.”
—Lewis Carroll“Sex” is a complex thing. The word conjures up many images according to how it is used. When narrowed to the context of the law, however, a person’s sex can be broken down into three primary categories: biological sex, common law sex, and legal sex.
Biological sex has traditionally been determined according to the presence or absence of genitals and gonads (phenotype), and the configuration of the sex chromosomes (karyotype).