westernmost

[ wes-tern-mohst or, esp. British, -muh st ]
/ ˈwɛs tərnˌmoʊst or, esp. British, -məst /

adjective

most western or westerly; farthest west.

Origin of westernmost

First recorded in 1695–1705; western + -most
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for westernmost

British Dictionary definitions for westernmost

westernmost
/ (ˈwɛstənˌməʊst) /

adjective

situated or occurring farthest west
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