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international candle
International Court of Justice
International Criminal Police Organization
International Date Line
International Development Association
International Finance Corporation
international fund
International Gothic
International Grandmaster
International Labor Organization
international law
International Master
International Modernism
International Monetary Fund
International Morse code
international nonproprietary name
International Organization for Standardization
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international unit
in·ter·na·tion·al u·nit (plural in·ter·na·tion·al u·nits)


noun 
Definition:
 
unit of drug measure: the amount of a hormone or vitamin required to produce a specific response
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