The Collaborative International Dictionary of English v.0.48:
Solidification \So*lid`i*fi*ca"tion\, n. [Cf. F. solidification.] Act of solidifying, or state of being solidified. [1913 Webster]WordNet (r) 3.0 (2006):
solidification n 1: the process of becoming hard or solid by cooling or drying or crystallization; "the hardening of concrete"; "he tested the set of the glue" [syn: hardening, solidifying, solidification, set, curing]