Circulatory

Origin

French circulatoire, from Latin circulatorius.

Adjective

adjective

1. Of or pertaining to a circulation, especially to the circulatory system.circulatory diseasescirculatory organs
2. Circular; going round.a circulatory letter

Full definition of circulatory

Noun

1. (chemistry) A vessel with two portions unequally exposed to heat, and with connecting pipes or passages, through which the fluid rises from the overheated portion, and descends from the relatively colder, maintaining a circulation.