Inflected forms: aus·ter·er, aus·ter·est 1. Severe or stern in disposition or appearance; somber and grave: the austere figure of a Puritan minister.2. Strict or severe in discipline; ascetic: a desert nomad's austere life.3. Having no adornment or ornamentation; bare: an austere style. See synonyms at severe.
ETYMOLOGY:
Middle English, from Old French, from Latin austrus, from Greek austros.