CIRCULATOR
Etymology
Noun
circulator (plural circulators)
A person or thing that causes something to circulate
(transport) A local transit system that provides regular service within a closed loop
(electronics) A passive electronic component with three or more ports, in which the ports can be accessed in such a way that when a signal is fed into any port it is transferred to the next port only
Anagrams
• corticular
Source: Wiktionary
Cir"cu*la`tor, n. Etym: [Cf. L. circulator a peddler.]
Definition: One who, or that which, circulates.
Source: Webster’s Unabridged Dictionary 1913 Edition