Pronunciation: (mat'sOO),[key] —n. a pine, Pinus massoniana, of China, yielding a wood used in furniture-making, the construction of houses, etc.
Pronunciation: (mat-sOO', mat'sOO; Chin. mä'dzOO),[key] —n. Wade-Giles.an island off the SE coast of China, in the East China Sea: controlled by Taiwan. 11,000; 17 sq. mi. (44 sq. km). Also,Mazu.Cf. Quemoy.