Definition of nesslerize in English:
nesslerize
(also nesslerise)
Pronunciation /ˈnɛslərʌɪz/
verb
Chemistry
To treat (a solution or sample) with Nessler's reagent. Also: to measure the concentration of (ammonia) by means of the Nessler test.
Origin
Late 19th century. From the name of Nessler + -ize.