Capable of happening, existing, or being true without contradicting proven facts, laws, or circumstances.
Capable of occurring or being done without offense to character, nature, or custom.
Capable of favorable development; potential: a possible site for the new capital.
Of uncertain likelihood.
[Middle English, from Old French, from Latin possibilis, from posse, to be able; see poti- in Indo-European roots.] pos'si·bly adv.
Synonyms: These adjectives mean capable of occurring or being done. Possible indicates that something may happen, exist, be true, or be realizable: "I made out a list of questions and possible answers" (Mary Roberts Rinehart). Workable is used of something that can be put into effective operation: If the scheme is workable, how will you implement it? Something that is practicable is capable of being effected, done, or put into practice: "As soon as it was practicable, he would conclude his business" (George Eliot). Feasible refers to what can be accomplished, brought about, or carried out: Making cars by hand is possible but not economically feasible. Viable implies having the capacity for continuing effectiveness or success: "How viable are the ancient legends as vehicles for modern literary themes?" (Richard Kain).
[pos-uh-blee] 
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