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Showing results for reliable. Search instead for reliabi.
Definitions

reliable

[ri-lahy-uh-buhl] / rɪˈlaɪ ə bəl /
ADJECTIVE
trustworthy
Synonyms
STRONGEST
decent decisive dependable good honest positive predictable respectable safe sincere solid stable steady strong true
WEAK
candid careful certain come-through conscientious constant definite determined devoted faithful firm high-principled honorable impeccable incorrupt loyal okay proved reputable responsible righteous sound staunch steadfast sterling sure there tried tried-and-true true-blue true-hearted trusty unequivocal unfailing unimpeachable upright veracious
Antonyms
STRONGEST
bad broken corrupt dishonest evil false fraudulent inadequate indefinite intermittent soft uncertain undependable unfixed unreal unreliable unrespectable unstable unsteady unsuitable unsure untrustworthy vulnerable weak wobbly
WEAK
deceptive irresponsible

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Their work could help future studies of planets orbiting active stars produce more reliable results.

From Science Daily • Apr. 6, 2026

Ranji dismissed the “scary-sounding” phrasing, noting that wearable data isn’t clinically reliable.

From The Wall Street Journal • Apr. 4, 2026

Factory work and office jobs were once Americans’ most reliable ticket to the middle class.

From The Wall Street Journal • Apr. 4, 2026

"Hopefully by next year, when they're out on the streets, they'll be very reliable and easy to use."

From BBC • Apr. 3, 2026

Despite acknowledging that most alchemists are con artists, della Porta assures us that he is different and offers only reliable information.

From "The Invention of Science" by David Wootton

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.