Circulatory

1. 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.
2. a. Circular; as, a circulatory letter.
3. a. Circulating, or going round.
4. a. Subserving the purposes of circulation; as, circulatory organs; of or pertaining to the organs of circulation; as, circulatory diseases.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.