confinement of a prisoner in isolation from other prisoners; "he was held in solitary" Synonyms: solitary confinement,
Adjective
devoid of creatures; "a lonely crossroads"; "a solitary retreat"; "a trail leading to an unfrequented lake" Synonyms: lonely, unfrequented,
being the only one; single and isolated from others; "the lone doctor in the entire county"; "a lonesome pine"; "an only child"; "the sole heir"; "the sole example"; "a solitary instance of cowardice"; "a solitary speck in the sky" Synonyms: lone, lonesome, only, sole,
characterized by or preferring solitude; "a lone wolf"; "a lonely existence"; "a man of a solitary disposition"; "a solitary walk" Synonyms: lone, lonely,
lacking companions or companionship; "he was alone when we met him"; "she is alone much of the time"; "the lone skier on the mountain"; "a lonely fisherman stood on a tuft of gravel"; "a lonely soul"; "a solitary traveler" Synonyms: alone, lone, lonely,
of plants and animals; not growing or living in groups or colonies; "solitary bees" Synonyms: nongregarious, nonsocial,