To perform research and develop recommendations as part of a think tank.

(differential geometry) Given a point P on a surface M, the tangent plane of M at point P, denoted by T_P(M), is the plane passing through P which contains the tangent lines of all the curves on M passing through P.

Alternative spelling of tantalize

A large lake in Central Africa, between Burundi, the Democratic Republic of the Congo, Tanzania and Zambia.

The bark of the oak (or other trees) used as a source of tannin / The spent bark used as a ground covering

Any of numerous species of often colorful passerine birds that inhabit New World forests, formerly all within the family Thraupidae, but now with some species placed in other families with birds such as finches and cardinals.

plural of tanager

The property of being tangible. / Something that is tangible.

Alternative form of thana

The banxring or tree shrew.