The meaning of RELIABLE is suitable or fit to be relied on : dependable. How to use reliable in a sentence.

Reliable manufactures fire protection equipment for the toughest projects, helping you save lives and preserve property.

RELIABLE definition: 1. Someone or something that is reliable can be trusted or believed because he, she, or it works or…. Learn more.

People or things that are reliable can be trusted to work well or to behave in the way that you want them to. She was efficient and reliable. Japanese cars are so reliable. It's been working reliably for years. …

Reliable, infallible, trustworthy apply to persons, objects, ideas, or information that can be depended upon with confident certainty.

Definition of reliable adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

These adjectives mean worthy of reliance or trust: a reliable source of information; a dependable worker; a responsible babysitter; a trustworthy report; a trusty assistant.

RELIABLE definition: that may be relied on or trusted; dependable in achievement, accuracy, honesty, etc.. See examples of reliable used in a sentence.

Of a person, information, etc.: able to be trusted; in which reliance or confidence may be placed; trustworthy, safe, sure.

Feb 22, 2026 · reliable (comparative more reliable, superlative most reliable) Suitable or fit to be relied on; worthy of dependence, reliance or trust; dependable, trustworthy