mastu , m. ( cf. Skt. mastu-luṅga, which perhaps confirms such a stem by the side of masta-ka), head, top : Ud x.13 tāla-mastur iv' ūhataḥ (see ūhata , 1); a later ms. has tālamastakavad dhatāḥ.
mastu n. 1 Sour cream. 2 Whey. Comp. — luMgaH, -gaM, -luMgakaH -kaM the brain.