hypomanian.

1882 Jrnl. Nerv. & Mental Dis. 9 432 This description..belongs not to acute mania properly so-called, but to the hypomania of Mendel,..or the so-called subacute mania of asylum reports.

1892 D. H. Tuke Dict. Psychol. Med. I. 618/2 Hypomania, a name given to subacute attacks of mania, which are marked by an initial melancholia, retardation of the flow of ideas, and consequently as incoherence, restlessness, increased self-consciousness with delusions of a grandiose character and perversion of sexual instincts.

1904 T. Johnstone tr. E. Kraepelin Lect. Clin. Psychiatry vii. 60 This combination of symptoms.. we designate by the name of Mania, or, if the individual disturbances are only slightly developed,..by that of Hypomania.

1912 B. Hollander First Signs of Insanity xviii. 225 The chief mental characteristic of this disease, known as hypomania, is a loss of mental inhibition and consequently a rapid, ill-regulated, and easily disconnected train of thought.

1927 D. K. Henderson & R. D. Gillespie Text-bk. Psychiatry vii. 121 While such conditions as hypomania, acute mania, and delirious mania can readily be recognised,..the differentiation of these states is not by any means clean cut.

1963 N. H. Pronko Textbk. Abnormal Psychol. x. 367 The mildest degree of manic excitement is termed hypomania, and concerns essentially speed and direction of thought rather than thought content.

1971 Brit. Med. Bull. 27 77/2 Is a mild hypomania, with some euphoria and flight of ideas, but no delusions or gross behavioural disturbance, to be called psychotic or not?