Advertisement

Advertisement

onlap

[ on-lap, awn- ]

noun

, Geology.
  1. the advance of a sea beyond its former shore.
  2. the layer or layers of sedimentary rock formed on a seafloor as a result of a sea’s advance beyond its former shore.

Discover More

Word History and Origins

Origin of onlap1

First recorded in 1945–50; on + lap 3

Advertisement

Word of the Day

flabbergast

[flab-er-gast ]

Meaning and examples

Start each day with the Word of the Day in your inbox!

By clicking "Sign Up", you are accepting Dictionary.com Terms & Conditions and Privacy Policies.

Advertisement

Advertisement

Advertisement

onkusonlay

Browse

  • #
  • aa
  • bb
  • cc
  • dd
  • ee
  • ff
  • gg
  • hh
  • ii
  • jj
  • kk
  • ll
  • mm
  • nn
  • oo
  • pp
  • qq
  • rr
  • ss
  • tt
  • uu
  • vv
  • ww
  • xx
  • yy
  • zz