auricula

/AW1 R IH0 K Y AH0 L AH0/
noun
  1. 1

    The external part of the ear

  2. 2

    A small conical pouch projecting from either atrium of the heart

  3. 3

    A pronounced thickening at the corner of a trilete spore, beyond the end of the laesura

  4. 4

    (plural: auriculas) The ornamental primrose Primula auricula

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