1A member of the Iceni.
rare The Icenian stage; the strata collectively dating from this time.
1Of or relating to the Iceni; belonging to the Iceni.
Designating a stage of the early Pleistocene series (originally regarded as late Pliocene), exemplified by deposits of sand, clay, etc., in East Anglia; of or relating to this stage.
Late 16th century; earliest use found in Richard Grenewey (fl. 1598), translator. From the name of the Iceni + -ian.