n. pl. pos·si·bil·i·ties 1. The fact or state of being possible: investigating the possibility of life on other planets.
2. Something that is possible: His promotion now seems a possibility.
3. One that is capable of being chosen or of being made real: She is a strong possibility in the senatorial race. There are several possibilities for dessert.
4. possibilities Potentiality for favorable or interesting results: The idea has great possibilities.