not married or related to the unmarried state; "unmarried men and women"; "unmarried life"; "sex and the single girl"; "single parenthood"; "are you married or single?"
a behavioral convention or pattern characteristic of all members of a particular culture or of all human beings; "some form of religion seems to be a human universal"
(logic) a proposition that asserts something of all members of a class
(linguistics) a grammatical rule (or other linguistic feature) that is found in all languages
adapted to various purposes, sizes, forms, operations; "universal wrench", "universal chuck"; "universal screwdriver"
applicable to or common to all members of a group or set; "the play opened to universal acclaim"; "rap enjoys universal appeal among teenage boys"
an exciting and mysterious quality (as of a heroic time or adventure)
a movement in literature and art during the late 18th and early 19th centuries that celebrated nature rather than civilization; "Romanticism valued imagination and emotion over rationality"
providing privacy or seclusion; "the cloistered academic world of books"; "sat close together in the sequestered pergola"; "sitting under the reclusive calm of a shade tree"; "a secluded romantic spot"
of communal life sequestered from the world under religious vows
the qualities of a hero or heroine; exceptional or heroic courage when facing danger (especially in battle); "he showed great heroism in battle"; "he received a medal for valor"
a base hit on which the batter stops safely at first base
existing alone or consisting of one entity or part or aspect or individual; "upon the hill stood a single tower"; "had but a single thought which was to escape"; "a single survivor"; "a single serving"; "a single lens"; "a single thickness"
used of flowers having usually only one row or whorl of petals; "single chrysanthemums resemble daisies and may have more than one row of petals"
(chemistry) any theory in which all matter is composed of tiny discrete finite indivisible indestructible particles; "the ancient Greek philosophers Democritus and Epicurus held atomic theories of the universe"
(psychology) a theory that reduces all mental phenomena to simple elements (sensations and feelings) that form complex ideas by association