Why is the ninth month called September?
early 15c., "to guide," from Latin conductus, past participle of conducere "to lead or bring together" (see conduce). Sense of "convey" is from early 15c.; that of "to direct, manage" is from 1630s; "to behave in a certain way" from c.1710; "to convey" from 1740. Related: Conducted; conducting. Earlier verb in the same sense was condyten (c.1400), related to conduit. The noun is from mid-15c., "guide" (in sauf conducte); sense of "behavior" is first recorded 1670s.
conduct con·duct (kən-dŭkt')
v. con·duct·ed, con·duct·ing, con·ducts
To act as a medium for conveying something such as heat or electricity. n.
(kŏn'dŭkt') The way a person acts, especially from the standpoint of morality.