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re·li·a·ble

(rĭ-līə-bəl)

adj.

1. Capable of being relied on; dependable: a reliable assistant; a reliable car.

2. Yielding the same or compatible results in different clinical experiments or statistical trials.

re·li′a·bili·ty, re·lia·ble·ness n.

re·lia·bly adv.

Synonyms: reliable, dependable, responsible, trustworthy, trusty
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.

Indo-European & Semitic Roots Appendices

Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:

Indo-European Roots

Semitic Roots

The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.

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