ENTHYMEME
Etymology
Noun
enthymeme (plural enthymemes)
A by and large statement, a maxim, a less-than-100% argument.
(logic) A syllogism with a required but unstated assumption.
Source: Wiktionary
En"thy*meme, n. Etym: [Gr. (Logic)
Definition: An argument consisting of only two propositions, an antecedent
and consequent deduced from it; a syllogism with one premise omitted;
as, We are dependent; therefore we should be humble. Here the major
proposition is suppressed. The complete syllogism would be, Dependent
creatures should be humble; we are dependent creatures; therefore we
should be humble.
Source: Webster’s Unabridged Dictionary 1913 Edition