os

/ษ’s/

IPA: /AA1 S/

noun
  1. 1

    Bone.

noun
  1. 1

    A mouth; an opening.

  2. 2

    In particular, either end of the cervix, internal (to the uterus) or external (to the vagina).

noun
  1. 1

    An osar or esker.

Source: https://en.wiktionary.org/wiki/os