alfin

adjective
al·fin | \ ˈal-fən \

Definition of alfin 

: of or relating to any of various catalysts made from sodium derivatives of alcohols (as isopropyl alcohol) and olefins (as propylene) and used in certain polymerizations (as of butadiene alone or with styrene and a high-viscosity oil) yielding synthetic rubbers

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First Known Use of alfin

1947, in the meaning defined above

History and Etymology for alfin

alcohol + olefin

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Dictionary Entries near alfin

Alfieri

alfilaria

alfilerillo

alfin

al fine

alfiona

Alföld

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The first known use of alfin was in 1947

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