monoclinePronunciation: /ˈmɒnə(ʊ)klʌɪn/Definition of monocline noun Geology a bend in rock strata that are otherwise uniformly dipping or horizontal. Derivatives monoclinalPronunciation: /-ˈklʌɪn(ə)l/ adjective Origin: late 19th century: from mono- 'single' + Greek klinein 'to lean'monocline in other Oxford dictionaries Definition of monocline in the US English dictionary