PRONUNCIATION: (ir-ih-FYOO-tuh-buhl, ih-REF-yuh-tuh-buhl)

MEANING: adjective: Impossible to deny or disprove; indisputable.

ETYMOLOGY: From Latin in- (not) + refutare (to rebut). Ultimately from the Indo-European root bhau- (to strike), which also gave us refute, beat, button, halibut, buttress, confute, prebuttal, and surrebuttal. Earliest documented use: 1620.

MR REFUTABLE - never made a statement that couldn't be disproved

IRREFUL, ABLE - angry but competent

IRREPUTABLE - nobody anywhere knows anything about him !