steep‧en /ˈstiːpən/
verb [intransitive and transitive] [
Word Family: verb:
steep,
steepen;
noun:
steepness;
adverb:
steeply;
adjective:
steep]
if a slope, road etc steepens, or if something steepens it, it becomes steeper
[TahlilGaran] Dictionary of Contemporary English ▲