a. [ From Invert. ] 1. Capable of being inverted or turned inside out. [ 1913 Webster ]
2. (Chem.) Capable of being changed or converted; as, invertible sugar. [ 1913 Webster ]
a. [ Pref. in- not + L. vertere to turn + -ible. ] Incapable of being turned or changed. [ 1913 Webster ]
An indurate and invertible conscience. Cranmer. [ 1913 Webster ]