viscosities

Noun

viscosity (countable and uncountable, plural viscosities)

1. (uncountable) The state of being viscous.
   • Near-synonym: thickness

   Synonyms:

   viscousness, thickness

   Antonyms:

   runniness, wateriness, thinness

2. (countable) A quantity expressing the magnitude of internal friction in a fluid, as measured by the force per unit area resisting uniform flow.
   • The microcannon was seen moving at about a micron per second, it was about 15 microns long, and the high speed photograph was done in water (density of 1 kg/L, viscosity of about 0.001 pascal seconds).2018 February 28, Alexander Klotz, “Microcannons firing Nanobullets”, in Softbites
3. (uncountable) A tendency to prolong interpersonal encounters.