1

reliable

play
adjective re·li·able \ri-ˈlī-ə-bəl\

Definition of reliable

  1. 1 :  suitable or fit to be relied on :  dependable

  2. 2 :  giving the same result on successive trials

reliableness

noun

reliably

play \-blē\ adverb

Examples of reliable in a sentence

  1. He's not very reliable. You can't always count on him to do what he says he'll do.

  2. We can't write a report without reliable data.

  3. We need more reliable information before we can take action.

1569

First Known Use of reliable

1569


2

reliable

noun re·li·able

Definition of reliable

  1. :  one that is reliable

1852

First Known Use of reliable

1852


RELIABLE Defined for English Language Learners

1

reliable

play
adjective re·li·able \ri-ˈlī-ə-bəl\

Definition of reliable for English Language Learners

  • : able to be trusted to do or provide what is needed : able to be relied on

  • : able to be believed : likely to be true or correct


RELIABLE Defined for Kids

reliable

play
adjective re·li·able \ri-ˈlī-ə-bəl\

Definition of reliable for Students

  1. :  fit to be trusted or relied on:  dependable <reliable information>

reliably

\-blē\ adverb

Medical Dictionary

reliable

play
adjective re·li·able \ri-ˈlī-ə-bəl\

Medical Definition of reliable

  1. :  giving the same result on successive trials <a reliable psychological test>



Seen and Heard

What made you want to look up reliable? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

very important or noticeable

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • alphabet-magnets
  • Which is the correct spelling?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ