GNU Collaborative International Dictionary of English

      
H2O n.  (āchˌto͞oˌōˈ), The chemical formula for water.

Syn. -- water, hydrogen oxide.

[WordNet 1.5]

0, 1, 2, 2d, 3, 4, 5, 6, 7, 8, 9, A, B, C, Cd, D, Dj, Do, Dy, E, F, G, H, I, Id, J, Jd, K, L, M, N, O, Od, P, Pd, Q, R, S, T, U, V, W, X, Y, Z, Æ, Œ