Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “lonely”

See all translations


adjective  /ˈloʊn·li/ us  
(of someone) feeling sad because you are alone, or (of something) causing this feeling: a lonely child my lonely room A lonely place has no people, buildings, etc.: a lonely and deserted road
noun [U]  /ˈloʊn·li·nəs/ us  
Some elderly people live in isolation and loneliness.
(Definition of lonely from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of lonely?
Add Cambridge dictionaries to your browser to your website

Definitions of “lonely” in other dictionaries

Word of the Day


a young sheep, or the flesh of a young sheep eaten as meat

Word of the Day

The way we move (Verbs for walking and running)

by Kate Woodford,
March 25, 2015
​​​ This week we’re looking at interesting ways to describe the way that people move. Most of the verbs that we’ll be considering describe how fast or slow people move. Others describe the attitude or state of mind of the person walking or running. Some describe both. Starting with verbs for walking slowly,

Read More 

crossfit noun

March 23, 2015
high-intensity strength training Two women in strappy dresses discussed how much weight they could snatch

Read More