"a single object or thing," 1605, from M.L.
individualis, from L.
individuus "indivisible," from
in- "not" +
dividuus "divisible," from
dividere "divide." Colloquial sense of "person" is attested from 1742. As an adj., used from c.1425 meaning "one and indivisible" (with ref. to the Trinity). Sense of "single, separate" is 1613; meaning "intended for one person" is from 1889.
Individualism "self-centered feeling" is from 1827; as a social philosophy (opposed to
communism and
socialism) first attested 1851 in writings of J.S. Mill.
Individuality "the aggregate of one's idiosyncrasies" is from 1614.
"A majority can never replace the individual. ... Just as a hundred fools do not make one wise man, a heroic decision is not likely to come from a hundred cowards." [Adolf Hitler, "Mein Kampf," 1933]