Austere

Webster's Dictionary of the English Language

·- Unadorned; unembellished; severely simple.

II. Austere ·- Sour and astringent; rough to the state; having acerbity; as, an austere crab apple; austere wine.

III. Austere ·- Severe in modes of judging, or living, or acting; rigid; rigorous; stern; as, an austere man, look, life.