matriarchal \ma`tri*ar"chal\, a. Of or pertaining to a matriarch; governed by a matriarch or matriarchs; as, a matriarchal society. [1913 Webster +PJC]

Source: The Collaborative International Dictionary of English v.0.48
 

37 Moby Thesaurus words for "matriarchal": absolute, aristocratic, authoritarian, autocratic, autonomous, bureaucratic, civic, civil, constitutional, democratic, despotic, dictatorial, fascist, federal, federalist, federalistic, governmental, gubernatorial, heteronomous, matriarchic, monarchal, monarchial, monarchic, monocratic, official, oligarchal, oligarchic, parliamentarian, parliamentary, patriarchal, patriarchic, pluralistic, political, republican, self-governing, theocratic, totalitarian

Source: Moby Thesaurus II by Grady Ward, 1.0
 

matriarchal adj : characteristic of a matriarchy [ant: patriarchal]

Source: WordNet (r) 2.0
 

Matriarchal \Ma`tri*ar"chal\, a. Of or pertaining to a matriarch; governed by a matriarch.

Source: Webster's Revised Unabridged Dictionary (1913)