Definitions
1.AdjectiveCapable of being solved."a solvable problem"
2.Adjectivevarious senses relating to terminating sequences or computability:
Having terminating derived series; see Solvable group on Wikipedia.Wikipedia
Having a Galois group which is solvable.
Having terminating derived series (this is a distinct notion from the derived series of a group); see Solvable Lie algebra on Wikipedia.Wikipedia
3.AdjectiveHaving terminating derived series; see Solvable group on Wikipedia.Wikipedia
4.AdjectiveHaving a Galois group which is solvable.
5.AdjectiveHaving terminating derived series (this is a distinct notion from the derived series of a group); see Solvable Lie algebra on Wikipedia.Wikipedia
6.AdjectiveSuch that the set of inputs for which the answer is yes is recursively enumerable.
7.AdjectiveCapable of being dissolved or liquefied.
8.AdjectiveAble to pay one's debts.
9.AdjectiveCapable of being paid and discharged."solvable obligations"