thunderation

== English == === Etymology === An Americanism from around 1830 to 1840, from thunder +‎ -ation. === Interjection === thunderation (US, colloquial) An exclamation of surprise, agitation or petulance. ==== Related terms ==== in thunderation ==== Translations ==== === References === “thunderation”, in Dictionary.com Unabridged, Dictionary.com, LLC, 1995–present.