Etymology

Noun

1. A gap in a series, making it incomplete.
2. 1. A syllable break between two vowels, without an intervening consonant. (Compare diphthong.)
   2. The condition of having such a break.

      Words like reality and naïve contain vowels in hiatus.

3. A gap in geological strata.
4. An opening in an organ.

   Hiatus aorticus is an opening in the diaphragm through which aorta and thoracic duct pass.

5. An interruption, break or pause.
6. A vacation, break from work.

Noun

1. A hiatus (syllable break between two vowels).
2. A hiatus (opening in an organ).

Noun

1. A hiatus, gap
2. A hiatus, in the linguistic sense