Definitions of posterior

1. a tooth situated at the back of the mouth

2. Posteriority.

3. The hinder part.

4. at or near the hind end in quadrupeds or toward the spine in primates

5. Later in time; hence, later in the order of proceeding or moving; coming after; -- opposed to prior.

6. Situated behind; hinder; -- opposed to anterior.

7. At or toward the caudal extremity; caudal; -- in human anatomy often used for dorsal.

8. On the side next the axis of inflorescence; -- said of an axillary flower.

9. Coming after: later: hind or hinder.

10. Coming after another.

11. Subsequent in time; coming after; hinder.

12. Later in time or place; coming after; hinder.

13. Situated behind or dorsally; behind the axis; superior or next the axis.