matrass Meaning, Definition & Usage

Ma*trass" noun
Etymology
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.
Definitions
  1. (Chem.) A round-bottomed glass flask having a long neck; a bolthead.

Webster 1913