[f. ALARM sb. + -ISM.] The profession or practice of the alarmist; persistent tendency to raise alarm needlessly.
1838. Times, 28 Dec., 5/5. Methinks I hear a cry against such wholesale alarmism, as some will term it.
1867. Spect., 20 July, 793. [A] speech … powerful and logical, yet extravagant in its alarmism.
1881. St. James’s Gaz., 12 Feb. ‘Panic’ and ‘alarmism.’
