andronym

noun

1. A man's name or a word derived from a man's name.
2. The name of the husband, taken on by the wife.“A woman joins her husbands patrigroup at marriage; she acquires her husbands surname and andronym, and is treated as the bride of the patrigroup in village usage.”
3. A male name adopted by a woman.“Critical of Loti's sexist exploitation of women in his serial performances as an "Orientalist" writer, Marie Léra (writing under the andronym of 'Marc Hélys') persuaded a couple of friends she visited in Constantinople to join her in masquerading as veiled Turkish women when meeting the novelist”