Headaches are one effect that can come from inhalation of isopropyl alcohol. Isopropyl alcohol, or rubbing alcohol, is often used in the home or in medical facilities to treat various conditions or to sterilize instruments and skin. However, if isopropyl alcohol is inhaled there can be serious side effects.
1a) Definition of contradiction: A contradiction exists any time a proposition P is asserted to be true in conjunction with its negation, not-P. 1b) Definition of conjunction: A conjunction is a connective that joins two propositions.
Freebase(0.00 / 0 votes)Rate this definition: Inequality. In mathematics, an inequality is a relation that holds between two values when they are different. âThe notation a â  b means that a is not equal to b. It does not say that one is greater than the other, or even that they can be compared in size.