The Collaborative International Dictionary of English v.0.48:
Solitary \Sol"i*ta*ry\, a. [L. solitarius, fr. solus alone: cf.
F. solitaire. See Sole, a., and cf. Solitaire.]
1. Living or being by one's self; having no companion
present; being without associates; single; alone; lonely.
Those rare and solitary, these in flocks. --Milton.
Hie home unto my chamber,
Where thou shalt find me, sad and solitary. --Shak.
2. Performed, passed, or endured alone; as, a solitary
journey; a solitary life.
Satan . . . explores his solitary flight. --Milton.
3. Not much visited or frequented; remote from society;
retired; lonely; as, a solitary residence or place.
4. Not inhabited or occupied; without signs of inhabitants or
occupation; desolate; deserted; silent; still; hence,
gloomy; dismal; as, the solitary desert.
How doth the city sit solitary, that was full of
people. --Lam. i. 1.
Let that night be solitary; let no joyful voice come
therein. --Job iii. 7.
5. Single; individual; sole; as, a solitary instance of
vengeance; a solitary example.
6. (Bot.) Not associated with others of the same kind.
Solitary ant (Zool.), any solitary hymenopterous insect of
the family Mutillidae. The female of these insects is
destitute of wings and has a powerful sting. The male is
winged and resembles a wasp. Called also spider ant.
Solitary bee (Zool.), any species of bee which does not
Solitary sandpiper (Zool.), an American tattler (Totanus
Solitary snipe (Zool.), the great snipe. [Prov. Eng.]
Solitary thrush (Zool.) the starling. [Prov. Eng.]