3. (noun)mil a unit of length equal to one thousandth of an inch; used to specify thickness (e.g., of sheets or wire) Synonyms: millilitre, mile, cubic centimeter, milliliter, ml, cc, cubic centimetre
4. (noun)milliliter, millilitre, mil, ml, cubic centimeter, cubic centimetre, cc a metric unit of volume equal to one thousandth of a liter Synonyms: milliliter, cc, mile, mil, cubic centimeter, cubic centimetre, ml, millilitre