Search Result for "viscosity": 
Wordnet 3.0

NOUN (1)

1. resistance of a liquid to shear forces (and hence to flow);
[syn: viscosity, viscousness]

The Collaborative International Dictionary of English v.0.48:

Viscosity \Vis*cos"i*ty\, n. [Cf. F. viscosit['e], LL. viscositas.] 1. The quality or state of being viscous. [1913 Webster] 2. (Physics) A property possessed by a viscous fluid, being a resistance to the forces causing a fluid to flow, caused by interactions between the molecules of the fluid and between the fluid and the walls of the conduit through which it moves; also, a measure of such a property. [1913 Webster +PJC]
WordNet (r) 3.0 (2006):

viscosity n 1: resistance of a liquid to shear forces (and hence to flow) [syn: viscosity, viscousness]
Moby Thesaurus II by Grady Ward, 1.0:

71 Moby Thesaurus words for "viscosity": adhesiveness, bullheadedness, clabbering, clamminess, closeness, clotting, coagulation, cohesiveness, colloidality, compactness, congestedness, congestion, consistence, consistency, crowdedness, curdling, denseness, density, doughiness, firmness, gelatinity, gelatinousness, gluelikeness, gluiness, glutinosity, glutinousness, gumlikeness, gumminess, hardness, heaviness, impenetrability, impermeability, imporosity, incompressibility, incrassation, inspissation, jammedness, jellification, jellylikeness, lentor, mucilaginousness, obstinacy, pastiness, persistence, persistency, relative density, retention, ropiness, slabbiness, sliminess, snugness, solidity, solidness, specific gravity, spissitude, stick-to-itiveness, stickiness, stodginess, stringiness, stubbornness, syrupiness, tackiness, tenaciousness, tenacity, thickening, thickness, tightness, toughness, treacliness, viscidity, viscousness