14. In art, characterized, in composition, by few and widely separated elements, by absence of serious interest, or by lack of body and force in technique.Very narrow in all diameters; slender; slim; long and fine: as, a thin wire; a thin string.Very narrow in one diameter; having the opposite surfaces very near together; having little thickness or depth; not thick; not heavy: as, thin paper; thin boards: opposed to thick.Having the constituent parts loose or sparse in arrangement; lacking density, compactness, or luxuriance; rare; specifically, of the air and other gases, rarefied.Hence, easily seen through; transparent, literally or figuratively; shallow; flimsy; slight: as, a thin disguise.Having slight consistency or viscosity: said of liquids: as, thin syrup; thin gruel.Deficient in some characteristic or important ingredient; lacking strength or richness; specifically, of liquors, small: opposed to strong.Of sound, lacking in fullness; faint, and often somewhat shrill or metallic in tone.Limited in power or capacity; feeble; weak.Meager; lean; spare; not plump or fat.Limited in quantity or number; small or infrequent; scanty.Scantily occupied or furnished; bare; empty: used absolutely or with of.Having no depth: said of a school of fish.Having insufficient density or contrast to give a good photographic print or a satisfactory image on the screen; weak: said of a negative or a lantern-slide.Thinly.To make thin.To make less dense or compact; make sparse; specifically, to rarefy, as a gas.To reduce in consistency or viscosity: said of liquids: as, to thin starch.To reduce in strength or richness: as, to thin the blood.To make lean or spare.To reduce in numbers or frequency.To make bare or empty.To become thin.A Middle English form of thine.