\Cir"cu*la*to*ry\, a. [L. circulatorius pert. to a
mountebank: cf. F. circulatoire.]
1. Circular; as, a circulatory letter. --Johnson.
2. Circulating, or going round. --T. Warton.
3. (Anat.) Subserving the purposes of circulation; as,
   circulatory organs; of or pertaining to the organs of
   circulation; as, circulatory diseases.

\Cir"cu*la*to*ry\, n.
A chemical vessel consisting of two portions unequally
exposed to the heat of the fire, and with connecting pipes or
passages, through which the fluid rises from the overheated
portion, and descends from the relatively colder, maintaining
a circulation.