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[kloh-ver-leef] /ˈkloʊ vərˌlif/
noun, plural cloverleafs, cloverleaves.
a road arrangement, resembling a four-leaf clover in form, for permitting easy traffic movement between two intersecting high-speed highways. One highway passes over the other, and both are joined by a system of curved feeder roads permitting vehicles to enter and leave the highways.
shaped like or resembling a leaf or leaves of clover.
Origin of cloverleaf
1930-35; clover + leaf
Related forms
cloverleafed, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for cloverleaf
  • The finishing touches are being placed on flying cloverleaf expressways.
  • cloverleaf interchange with collector-distributor roads.
  • Three of the four quadrants for the cloverleaf are developed.
British Dictionary definitions for cloverleaf


noun (pl) -leaves
an arrangement of connecting roads, resembling a four-leaf clover in form, that joins two intersecting main roads
(modifier) in the shape or pattern of a leaf of clover
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
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Word Origin and History for cloverleaf

1882, from clover + leaf (n.). Highway interchange sense attested by 1933.

Online Etymology Dictionary, © 2010 Douglas Harper
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