Glax ‧ o ‧ Smith ‧ Kline /ˌɡlæksəʊ smɪθ ˈklaɪn/ BrE AmE abbreviation GSK trademark
a very large international company that makes drugs and medicines. The company was formed when Glaxo Wellcome and SmithKline Beecham joined together in 2000.
GSK
Meaning of GSK in English
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012