tyche

/T AY1 CH/
noun
  1. 1

    (Greek mythology, in the singular) The goddess of luck/fortune; counterpart of the Roman Fortuna.

  2. 2

    (Hellenistic period) Any of several city goddesses, typically regarded as aspects of the goddess of fortune.

  3. 3

    (astronomy) The main belt asteroid 258 Tyche.