ˈäkˌslip noun
Etymology: earlier oxislip, oxelip, oxslip, from Old English oxanslyppe, from oxan, gen. of oxa ox + slyppe, slypa pulp, paste — more at ox , slip
1. : a hybrid primrose
2. : a Eurasian primula ( Primula elatior ) differing from the cowslip chiefly in the flat corolla limb