In dictionaries:
twig girdler
Insect that cuts tree branches.
Girdler sulfide process
The Girdler sulfide process, also known as the GeibSpevack process,, Method for isotope replenishment in an exchange liquid used in a laser induced isotope enrichment process is an industrial production method for filtering out of natural water the heavy water (deuterium oxide = D2O) which is used in particle research, in deuterium NMR spectroscopy, deuterated solvents for proton NMR spectroscopy, in heavy water nuclear reactors (as a coolant and moderator) and in deuterated drugs.
William Girdler
(October 22, 1947 – January 21, 1978) an American filmmaker.
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