turbidity

noun

Etymology: From Latin turbiditās. By surface analysis, turbid + -ity.

1. The state of being turbid; turbidness.

   “The variables we considered include solar irradiance and turbidity, which are relevant to the symbiont photosynthesis and yearly minimum temperature, representing potential limiting factors for the holobiont.”

2. The measure of transparency of a fluid (units of measurement include Nephelometric Turbidity Unit (NTU)).

   “Over a 5 days period beginning on November 21, 2011 and ending on November 26, 2011 we deployed an array of hydrodynamic and sediment dynamic sensors on a tripod frame, including two turbidity sensors, two pore water pressure sensors, one sea gauge wave tide recorder, one kinemometer, and one acoustic erosion measuring instrument (Fig. 21.2).”