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ole·in | \ ˈō-lē-ən 
\
\Definition of olein
1 : an ester of glycerol and oleic acid
2 : the liquid portion of a fat
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More Definitions for olein
olein
nounole·in | \ ˈō-lē-ən \
\Medical Definition of olein
: an ester of glycerol and oleic acid
— called also triolein
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Time Traveler for olein
The first known use of olein was in 1838
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