What is the meaning of ordination?

noun

• The status of being ordained to a sacred office.
• Logical or comprehensible arrangement of separate elements.
  • usage: "we shall consider these questions in the inverse order of their presentation"
  • synonyms: ordering, order
• The act of ordaining; the act of conferring (or receiving) holy orders.
  • usage: "the rabbi's family was present for his ordination"
  • synonyms: ordinance