The United States government agency that collects taxes and enforces the internal revenue laws.

(anatomy) An organ, such as the heart or colon, that is entirely within the confines of the body.

Of discriminatory views: held against one's own group, as a result of internalizing them.

simple past tense and past participle of internalize

Third-person singular simple present indicative form of internalize

(nautical) A mark on the hull of a merchant ship to show the waterline under specified conditions, indicating the maximum load that the ship may carry.

(transitive) To make something international; to involve multiple nations in.

Of or pertaining to internationalism.

An advocate of internationalism. / A proponent of proletarian internationalism. / (chiefly Scotland) A player representing their country in a team sport.

plural of International Load Line