[ 'nɛmbjʊt(ə)l , -tα:l ]
■ noun (trademark in the US) the drug sodium pentobarbitone.
Origin
1930s: from N(a) (symbol for sodium) + e(thyl) , m(ethyl) , but(yl) , elements of the systematic name, + -al .
[ 'nɛmbjʊt(ə)l , -tα:l ]
■ noun (trademark in the US) the drug sodium pentobarbitone.
Origin
1930s: from N(a) (symbol for sodium) + e(thyl) , m(ethyl) , but(yl) , elements of the systematic name, + -al .
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004