D defs.my
Entry 3 senses Webster, 1913

Austere

/ôstēr′/ · Aus·tere · IPA /ɔˈstiɹ/
01 Sour and astringent; rough to the state; having acerbity; as, an austere crab apple; austere wine.
  1. 1.
    Sour and astringent; rough to the state; having acerbity; as, an austere crab apple; austere wine.
  2. 2.
    Severe in modes of judging, or living, or acting; rigid; rigorous; stern; as, an austere man, look, life.
    “From whom the austere Etrurian virtue rose.” Dryden.
  3. 3.
    Unadorned; unembellished; severely simple.