agonic /ˈæɡənik/adjective 3noun 1/əˈɡɑnik/ adjective 3forms 1 adjective3 •Characterized by agony.Eagerly following the convention of crick-crack stories, his audience, entranced by Solibo's words and the rhythmic sound of the gwo-ka, duly responds Patat'si to Solibo's agonic cry. — 2007 •Of a mode of social interaction based on threats, displays of power, or inducements of anxiety. •(no longer used) Occurring shortly before death; agonal.The author is entirely at one with Brockbank that platelets are agonic products of red cells and dismisses the other theories shortly. — 1914 noun1 •Synonym of agonic line. agonic UK /əˈɡɒnɪk/US /əˈɡɑnik/ adjective3 •Lacking an angle. •Having a magnetic deviation of zero.There are two lines on the earth's surface which have been called agonic lines, upon which there is no declination; and where, therefore, the needle is directed along the terrestrial meridian. — 1852 •Synonym of agonal. formsagonics