μητρῷος
μητρῷος
contr. for μητρώιος (which occurs in Od.)
of a mother, a motherʼs, maternal, Od., Attic; μ. δέμας, periphr. for τὴν μητέρα, Aesch.: —τὰ μ. a motherʼs right. Hdt.
Μητρῷον (sc. ἱερόν) , the temple of Cybele at Athens, which was the depository of the state-archives, Dem., Aeschin.