Source : Webster's Revised Unabridged Dictionary (1913)

Lactary \Lac"ta*ry\, a. [l. lactarius, fr. lac, lactis, milk:
   cf. F. lactaire.]
   Milky; full of white juice like milk. [Obs.] ``Lactary or
   milky plants.'' --Sir T. Browne.

Lactary \Lac"ta*ry\, n.
   a dairyhouse. [R.]