Quintine

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Quintine \Quin"tine\, n. [L. quintus the fifth: cf. F.
     quintine.] (Bot.)
     The embryonic sac of an ovule, sometimes regarded as an
     innermost fifth integument. Cf. {Quartine}, and {Tercine}.
     [1913 Webster]