n. (Metallurgy) [ From W. C. Roberts-Austen, an English metallurgist. ] a solid solution of ferric carbide or carbon in iron; -- it cools to form pearlite or martensite. [ WordNet 1.5 ]

adj. 1. of or pertaining to austenite. [ WordNet 1.5 ]

‖n. [ L. auster a dry, hot, south wind; the south. ] The south wind. Pope. [ 1913 Webster ]

[ F. austère, L. austerus, fr. Gr. &unr_;, fr. &unr_; to parch, dry. Cf. Sear. ] 1. Sour and astringent; rough to the state; having acerbity; as, an austere crab apple; austere wine. [ 1913 Webster ]

2. Severe in modes of judging, or living, or acting; rigid; rigorous; stern; as, an austere man, look, life. [ 1913 Webster ]

From whom the austere Etrurian virtue rose. Dryden. [ 1913 Webster ]

3. Unadorned; unembellished; severely simple. [ 1913 Webster ]

Syn. -- Harsh; sour; rough; rigid; stern; severe; rigorous; strict. [ 1913 Webster ]

adv. Severely; rigidly; sternly. [ 1913 Webster ]

A doctrine austerely logical. Macaulay. [ 1913 Webster ]

n. 1. Harshness or astringent sourness to the taste; acerbity. Johnson. [ 1913 Webster ]

2. Severity; strictness; austerity. Shak. [ 1913 Webster ]

n.; pl. Austerities [ F. austérité, L. austerias, fr. austerus. See Austere. ] 1. Sourness and harshness to the taste. [ Obs. ] Horsley. [ 1913 Webster ]

2. Severity of manners or life; extreme rigor or strictness; harsh discipline. [ 1913 Webster ]

The austerity of John the Baptist. Milton. [ 1913 Webster ]

3. Plainness; freedom from adornment; severe simplicity. [ 1913 Webster ]

Partly owing to the studied austerity of her dress, and partly to the lack of demonstration in her manners. Hawthorne. [ 1913 Webster ]

n. a decisive battle during the Napoleonic campaigns (1805); the French under Napoleon defeated the Russian and Austrian armies of Czar Alexander I and Emperor Francis II.
Syn. -- battle of Austerlitz. [ WordNet 1.5 ]

a. Augustinian; as, Austin friars. [ 1913 Webster ]

a. [ L. australis, fr. auster: cf. F. austral. ] 1. Southern; lying or being in the south; as, austral land; austral ocean. [ 1913 Webster ]

2. (Biogeography) Designating, or pertaining to, a zone extending across North America between the Transition and Tropical zones, and including most of the United States and central Mexico except the mountainous parts. [ Webster 1913 Suppl. ]

Austral signs (Astron.), the last six signs of the zodiac, or those south of the equator. [ 1913 Webster ]