single

characteristic of or meant for a single person or thing

“single occupancy”

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”

being or characteristic of a single thing or person

not divided among or brought to bear on more than one object or objective

“judging a contest with a single eye”

not married or related to the unmarried state

“sex and the single girl”

a base hit on which the batter stops safely at first base

the smallest whole number or a numeral representing this number

existing alone or consisting of one entity or part or aspect or individual

“upon the hill stood a single tower”

having uniform application

“a single legal code for all”

hit a single

“the batter singled to left field”