noun in·let \ˈin-ˌlet, -lət\

: a narrow area of water that goes into the land from a sea or lake

: an opening through which air, gas, or liquid can enter something (such as a machine)

Full Definition of INLET

a :  a bay or recess in the shore of a sea, lake, or river; also :  creek
b :  a narrow water passage between peninsulas or through a barrier island leading to a bay or lagoon
:  a way of entering; especially :  an opening for intake

Examples of INLET

  1. The coast is dotted with tiny inlets.
  2. <went fishing in the quiet inlets of the coast>

Origin of INLET

from its letting water in
First Known Use: circa 1576

Related to INLET

arm, bay, bight, cove, creek [chiefly British], embayment, estuary, firth, fjord (also fiord), gulf, loch [Scottish]

Other Geology Terms

anthracite, boulder, cwm, erratic, igneous, intrusive, mesa, sedimentary, silt, swale
INLET Defined for Kids


noun in·let \ˈin-ˌlet\

Definition of INLET for Kids

:  a small or narrow bay
:  an opening through which air, gas, or liquid can enter something
Medical Dictionary


noun in·let \ˈin-ˌlet, -lət\

Medical Definition of INLET

:  the upper opening of a bodily cavity; especially :  that of the cavity of the true pelvis bounded by the pelvic brim


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