Related forms: re⋅li⋅a⋅bil⋅i⋅ty, re⋅li⋅a⋅ble⋅ness, noun
re⋅li⋅a⋅bly, adverb
Synonyms:
trusty, authentic, consistent. Reliable, infallible, trustworthy apply to persons, objects, ideas, or information that can be depended upon with confident certainty. Reliable suggests consistent dependability of judgment, character, performance, or result: a reliable formula, judge, car, meteorologist. Infallible suggests the complete absence of error, breakdown, or poor performance: an infallible test, system, marksman. Trustworthy emphasizes the steady and honest dependability which encourages one's confidence, belief, or trust: trustworthy and accurate reports.
Antonyms:
undependable, questionable, deceitful.