coherent UK /kəʊˈhɪə.ɹənt/US /koʊˈhɛɹ.ənt/adjective 10forms 2 adjective10 •Unified; sticking together; making up a whole.Anglia, is part of a wider phenomenon of the seventh century - the development of recognisable, coherent kingdoms from the fragmented tribal society which emerged from the ruins of Roman Britain. — 2005 •Orderly, logical and consistent.At present she is unable to give any coherent account of the past, and the doctors hold out no hopes of the reestablishment of her reason. — 1904 •Attaching or pressing against an organ of the same nature. •Of waves having the same direction, wavelength and phase, as light in a laser. •Aesthetically ordered. •Having a natural or due agreement of parts; harmonious: a coherent design. •Belonging to a specific class of sheaves having particularly manageable properties closely linked to the geometrical properties of the underlying space. See Coherent sheaf on Wikipedia.Wikipedia •In a technical sense, determined by the (topology of) the subsets. Formally, Such that 𝒯 is the finest topology on T for which the inclusion maps ιₐ:C_a→T are continuous, where each C_a is considered with its subspace topology. •Finitely generated and such that all finitely generated submodules are finitely presented. •Such that every finitely generated (left) ideal is finitely presented. formsmore coherent · most coherent