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.
Top Definition. paradox. a statement that appears to be self-contradictory but may actually be true. You can't change who you are unless you want to, but whether you want to is part of who you are. Some paradox. #statement #contradiction #puzzle #enigma #opposite. by yorrick hunt January 24, 2008. 1139 204.