[ luh-kuhs-trin ]

  1. of or relating to a lake.

  2. living or growing in lakes, as various organisms.

  1. formed at the bottom or along the shore of lakes, as geological strata.

Origin of lacustrine

First recorded in 1820–30; from French or Italian lacustr(e) “of lakes” + -ine1

Other words from lacustrine

  • in·ter·la·cus·trine, adjective
  • sub·la·cus·trine, adjective

Words Nearby lacustrine Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use lacustrine in a sentence

British Dictionary definitions for lacustrine


/ (ləˈkʌstraɪn) /

  1. of or relating to lakes

  2. living or growing in or on the shores of a lake

Origin of lacustrine

C19: from Italian lacustre, from Latin lacus lake

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for lacustrine


[ lə-kŭstrĭn ]

  1. Relating to lakes.

  2. Relating to a system of inland wetlands and deep-water habitats associated with freshwater lakes and reservoirs, characterized by the absence of trees, shrubs, or emergent vegetation. Compare marine palustrine riverine.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.