Definition of "GBL"
GBL
noun
countable and uncountable, plural GBLs
(uncountable) Initialism of gamma-butyrolactone.
(semiconductor industry) Initialism of graded buffer layer.
countable and uncountable, plural GBLs
(uncountable) Initialism of gamma-butyrolactone.
(semiconductor industry) Initialism of graded buffer layer.