Noun
a measure of the quantity of chlorine or other halides in water (especially seawater)
Source: WordNetA sample of seawater from most locations with a chlorinity of 19.37 ppt will have a Knudsen salinity of 35.00 ppt, a PSS-78 practical salinity of about 35.0, and a TEOS-10 absolute salinity of about 35.2 g/kg. Source: Internet
The chlorinity was then multiplied by a factor to account for all other constituents. Source: Internet