Source : Webster's Revised Unabridged Dictionary (1913)

Pseudopupa \Pseu`do*pu"pa\, n.; pl. L. {Pseudopup[ae]}, E.
   {Pseudopupas}. [NL. See {Pseudo-}, and {Pupa}.] (Zo["o]l.)
   A stage intermediate between the larva and pupa of bees and
   certain other hymenopterous insects.