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matrass |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Matrass \Ma*trass"\, n. [F. matras; perh. so called from its long narrow neck; cf OF matras large arrow, L. materis mataris matara, a Celtic javelin, pike; of Celtic origin.] (Chem.) A round-bottomed glass flask having a long neck; a bolthead. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Bolthead \Bolt"head`\, n. 1. (Chem.) A long, straight-necked, glass vessel for chemical distillations; -- called also a {matrass} or receiver. 2. The head of a bolt.