contra-rationaladj.
Etymology: < contra- prefix 2 + Latin ratiōn- reason: compare rational.Previous versions of the OED give the stress as: ˌcontra-ˈrational.
1881 A. M. Fairbairn ii. 33 The narratives need not be rejected as contra-rational.
This entry has not yet been fully updated (first published 1893; most recently modified version published online June 2019).