An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

A positive-definite inner product, (.,.)_x, on T_x(M), the tangent space to a manifold M at x, for each x  ∈ M, which varies continually with x (Douglas N. Clark, Dictionary of Analysis, Calculus, and Differential Equations).

→ Riemannian; → metric.