adelphogamy

== English == === Etymology === From adelpho- + -gamy. === Noun === adelphogamy (uncountable) (entomology) Mating between ants descended from the same queen. (sociology) A form of polyandry in which a woman is married to two or more brothers. (sociology) Marriage between a brother and a sister. ==== Related terms ==== adelphogamous ==== Translations ====