COMPLEX a.
two or more parts; composite; not simple; as, a complex being; a complex idea. Ideas thus made up of several simple ones put together, I call complex; such as beauty, gratitude, a man, an army, the universe. Locke.
COMPOUND a. 2 definitions
al ingredients, parts, or things; composite; as, a compound word. Compound substances are made up of two or more simple substances. I. Watts. Compound addition, substraction, multiplication, division (Arith.), the addition, substraction, etc., of compound numbers. -- Compound crystal (Crystallog.), a twin crystal, or…