Wordnet 3.0
NOUN (1)
1.
the act of diluting something;
- Example: "the cutting of whiskey with water"- Example: "the thinning of paint with turpentine"[syn: cutting, thinning]
The Collaborative International Dictionary of English v.0.48:
Thin \Thin\, v. t. [imp. & p. p. Thinned; p. pr. & vb. n.
Thinning.] [Cf. AS. ge[thorn]ynnian.]
To make thin (in any of the senses of the adjective).
[1913 Webster]
WordNet (r) 3.0 (2006):
thinning
n 1: the act of diluting something; "the cutting of whiskey with
water"; "the thinning of paint with turpentine" [syn:
cutting, thinning]