Definition of reliable in English:



  • Consistently good in quality or performance; able to be trusted.

    ‘a reliable source of information’
    • ‘However, I went further than this in seeking reliable information from victims.’
    • ‘The difficulty in obtaining reliable information makes some assessments impossible.’
    • ‘Health services are responsible for ensuring the information exists and is reliable and accessible.’
    • ‘In the absence of reliable sources, we can only guess at the process of societal formation.’
    • ‘As a result, some animal experiments are underpowered and provide little reliable information.’
    • ‘Over a quarter of the population has no proper shelter and no reliable source of food.’
    • ‘The United Kingdom has no reliable information on requirements for liver transplantation.’
    • ‘What we all need, whether to avoid illness or to be restored to health is a reliable source of learned advice.’
    • ‘Higher quality research is necessary to provide reliable information to guide clinical practice.’
    • ‘If you get it pure from a reliable source, it gives you the energy to pursue a project to the very end and get it as right as it will ever get.’
    • ‘The attempt will be to project Kerala as reliable supplier of quality flowers to Europe.’
    • ‘The foetuses proved to be a reliable source and the blood sugar level reduced.’
    • ‘It takes long enough to track down a reliable set of information sources for domestic companies anyway.’
    • ‘It is difficult for producers to gain access to reliable price information.’
    • ‘Now the debate has shifted to what is the best and most reliable measure of our economic performance.’
    • ‘There is also need to help them begin investing in housing anew as it is a very reliable source of income.’
    • ‘We have a reliable supply of grains and very good quality water supply so we have something to work with.’
    • ‘She's my best friend and she vowed to me that she had received this intelligence from a reliable source.’
    • ‘Transforming advertising into reliable information is probably impossible.’
    • ‘In fact, when you look closely, the Net is not a very reliable source of information at all.’
    dependable, safe, fail-safe, tried and tested, well built, well engineered, good
    reputable, dependable, trustworthy, honest, responsible, established, proven, stable, sound, solid, secure, safe, safe as houses
    trustworthy, dependable, good, true, faithful, devoted, steady, steadfast, staunch, unswerving, unwavering, constant, loyal, trusty, dedicated, committed, unfailing, infallible, certain, sure
    dependable, good, well founded, well grounded, authentic, definitive, attested, valid, genuine, from the horse's mouth, sound, true
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  • A reliable person or thing.

    ‘the supporting cast includes old reliables like Mitchell’
    • ‘There's very little on the menu that will have you rushing home to experiment, but there are plenty of old reliables and comfort food.’
    • ‘There are no new programmes - it's the old reliables, the same cannon fodder across the board.’
    • ‘They'll instantly transform your old reliables into new stunners.’
    • ‘Tax increases on the old reliables like cigarettes usually come in with immediate effect after the December 1 Budget.’
    • ‘What's new is the fact that a significant number of fish are willing, available and ready to react if any of these old reliables is properly deployed.’