[ uh-lohn ]
/ əˈloʊn /

adjective (used predicatively)

separate, apart, or isolated from others: I want to be alone.
to the exclusion of all others or all else: One cannot live by bread alone.
unique; unequaled; unexcelled: He is alone among his peers in devotion to duty.


solitarily; solely: She prefers to live alone.
only; exclusively.
without aid or help: The baby let go of the side of the crib and stood alone.

Idioms for alone

Origin of alone

1250–1300; Middle English al one all (wholly) one


a·lone·ness, noun

synonym study for alone

1. Alone, lone, lonely, lonesome all imply being without companionship or association. Alone is colorless unless reinforced by all; it then suggests solitariness or desolation: alone in the house; all alone on an island. Lone is somewhat poetic or is intended humorously: a lone sentinel. Lonely implies a sad or disquieting feeling of isolation. Lonesome connotes emotion, a longing for companionship.

usage note for alone

7, 8. See leave1. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for leave alone

/ (əˈləʊn) /

adjective, adverb (postpositive)

Word Origin for alone

Old English al one, literally: all (entirely) one
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

Idioms and Phrases with leave alone (1 of 2)

leave alone

see leave someone alone.

Idioms and Phrases with leave alone (2 of 2)


see go it alone; leave someone alone; leave well enough alone; let alone.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.