Top Definition
noun:

A mix of 70% ethanol (drinking alcohol) and 30% methanol used in medicine as a topical anaesthetic and antiseptic. Methanol is added to prevent consumption of this liquid. It is infamous for the sting it produces when applied to living flesh.
Hey, John, get some surgical spirit for that cut!
by Diacetylm0rphine June 19, 2009

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