† incircumˈspectionObs. [in-3.] Want of circumspection; heedlessness, unwariness. 1646Sir T. Browne Pseud. Ep. i. xi. 45 Whereby he more easily led away the incercumspection of their beliefe.1683Cave Ecclesiastici, Eusebius 33 He did it..through heedlessness and incircumspection.