adjective, se·ver·er, se·ver·est.
- harsh; unnecessarily extreme: severe criticism; severe laws.
- serious or stern in manner or appearance: a severe face.
- grave; critical: a severe illness.
- rigidly restrained in style, taste, manner, etc.; simple, plain, or austere.
- causing discomfort or distress by extreme character or conditions, as weather, cold, or heat; unpleasantly violent, as rain or wind, or a blow or shock.
- difficult to endure, perform, fulfill, etc.: a severe test of his powers.
- rigidly exact, accurate, or methodical: severe standards.
- rigorous or harsh in the treatment of others; stricta severe parent
- serious in appearance or manner; stern
- critical or dangerousa severe illness
- causing misery or discomfort by its harshnesssevere weather
- strictly restrained in appearance; austerea severe way of dressing
- hard to endure, perform, or accomplisha severe test
- rigidly precise or exact
adj.1540s, from Middle French severe (12c., Modern French sévère) or directly from Latin severus “serious, grave, strict, austere” (see severity). From 1660s with reference to styles or tastes; from 1725 of diseases.