American English

Definition of steepen verb from the Oxford Advanced American Dictionary



[intransitive, transitive] steepen (something)Verb Forms present simple I / you / we / they steepen
he / she / it steepens
past simple steepened
-ing form steepening
jump to other results
to become or to make something become steeper After a mile, the slope steepened.
See the Oxford Advanced Learner's Dictionary entry: steepen