Main definitions of tester in English

: tester1tester2

tester1

noun

  • 1A person who tests something, especially a new product.

    • ‘You can apply to be a beta tester, evaluating products from a variety of companies.’
    • ‘To gather data from an underground explosion, American testers have used long pipes that extended all the way from the surface to a tapered end close to the blast.’
    • ‘Furniture workshops and electrical testers will work to put the cast-offs back into the community and given to disadvantaged families.’
    • ‘Having an independent tester perform the test, or conducting the measurement yourself, will eliminate any potential conflict of interest.’
    • ‘There is plenty of power to make up for a lack of real head-turning looks, and but testers have raised questions about its driving dynamics.’
    • ‘Your state radon office or a radon tester can tell you more about radon testing devices.’
    • ‘As the beta testers were already testing the game in its infancy, their valuable feedback helped shape the game to its current form.’
    • ‘The testers used each product and timed the process of creating a Web site, including the addition of text, graphics, links and publishing to a Web server.’
    • ‘The Researcher designs the tasks and surveys for the testers to complete in order to get further user feedback.’
    • ‘In another study, conducted in Australia, testers had hikers and bicyclists pass test plots 400 times each, and measured the surface profile of the track before, during and after the passes.’
    • ‘The person used has had previous experience in detecting the quality of sound and as such I believe that he is an ideal tester for sound quality analysis.’
    • ‘The energy absorption characteristics of the car's dashboard received particular mention from the testers.’
    • ‘It is only on the basis of the tester's appraisal that we carry out any remedial work and then only if it is strictly necessary.’
    • ‘Diners must sign a disclaimer recommending ‘protective gloves and eye wear’ - but even sweating testers in safety gear were blinded by tears for 30 minutes.’
    • ‘These beta testers include high-profile customers, as well as the many people in the Linux community who respond to our open invitation to help with testing.’
    • ‘Documentation on the setup of systems used in tests is usually limited to what the tester believes is relevant to their specific research goals.’
    • ‘All products are tested blindly, so testers are not influenced by designer names and fancy packaging.’
    • ‘She was more than twelve times more productive than the average tester.’
    • ‘Having said all of that, I would like to know how one can become a game tester, or write reviews for new games that have not gone public yet, or help in the design of new games, from this corner of the world?’
    • ‘Some testers have raised questions about the I47's handling and ride - but there is no suggestion of serious problems.’
    questioner, interviewer, assessor, marker, inspector
    View synonyms
    1. 1.1 A person who tests another's proficiency.
      • ‘With the PADI ‘resort course’ that is available in most islands, it is quite possible to get underwater within a day; it consists of safety instruction and a tester in a pool, followed by a guided open-water dive on the reef.’
      • ‘In this particular case, the individual was behaving unusually and the tester was concerned enough to question the validity of the test.’
      • ‘The video uses a step-by-step guide of exactly what the tester will be looking for, and finishes with a sample of how the driving test should be done.’
      • ‘Official figures released from the Department of Transport demonstrate major inconsistencies in the number of allocated driver testers.’
      • ‘A department spokesperson said last night the money was paid out to 118 driving testers for travelling between the country's 52 testing centres last year.’
      • ‘The company has 22 tutors and 16 testers and does not use an automatic testing system, as is common practice in other workplaces.’
      • ‘Under a bonus scheme, State driving testers will carry out a similar number of additional tests through a combination of overtime on Saturdays, evenings and lunchtimes.’
      • ‘Minister for Transport Seamus Brennan has announced that a number of initiatives are underway to further reduce the waiting times for driving tests, including the recruitment of additional testers.’
      • ‘Minister Cullen is committed to exploring measures to reduce test waiting times for driving tests, such as bringing in more testers.’
      • ‘The selected testers, in addition to conducting the tests, asked the learner drivers a series of questions relating to basic maintenance of vehicles.’
    2. 1.2 A device that tests the functioning of something.
      ‘a cake tester’
      • ‘First Stop Safety began as a portable appliance tester which, with training, small businesses could use to see whether their electrical appliances complied with Health and Safety regulations.’
      • ‘Crescent Design hit the jackpot when it introduced its signature hydraulic burst and leak tester to the medical device market in 1994.’
      • ‘The most cost-effective tool for your wireless system is a dedicated battery tester.’
      • ‘Bake for 40-50 minutes, until the cake feels springy to the touch and a toothpick or cake tester inserted into the center comes out clean.’
      • ‘Pour the batter into the pan and bake for approximately 55 min or until the top of the cake is nicely brown and a cake tester comes out clean.’
      • ‘Designed to test the mechanical and electrical properties of a variety of materials, a line of testers provides micromechanical evaluation and in vitro simulations.’
      • ‘Check each cell with a battery tester such as the Radio Shack 22-093.’
      • ‘The ability to perform basic analogue tests on a digital tester is very attractive.’
      • ‘A portable handheld tester comes with a personal data assistant to monitor tests and capture results.’
      • ‘There are also two laptops, a mobile emissions tester, a smoke reader for diesel exhausts and a device that tests to see if tinted windscreens and front windows are clear enough to let 75% of all light pass through.’
      • ‘It can be used as a stand-alone tester or integrated into automated processing and testing systems.’
      • ‘Heart valve testers are used by surgeons to check the function of mechanical heart valves after they have been sewn into the heart.’
      • ‘A hypodermic syringe tester from Testing Machines Inc. provides precise measurement of the force required to move the plunger in either direction.’
      • ‘A valuable added test feature to look for would permit unplugging a SCSI subsystem from the SCSI controller and plugging it into the tester with power still applied to the peripherals.’
      • ‘Unlike most tensile testers, this instrument has been designed for horizontal operation.’
      • ‘The tester offers a set-up function to allow operators to set various parameters used in testing configuration and memory storage.’
      • ‘Because of obsolescence, the eddy current testers, harmonic bond testers, and ultrasonic testers were replaced between fiscal years 2003 and 2004.’
      • ‘The Shore seleroscope, which is the commonest example of a dynamic-hardness tester, measures the hardness in terms of the height of rebound of the indenter.’
      • ‘The BabyStart kit contains a his-and-hers package of a sperm concentration test and six ovulation testers.’
      • ‘Bake for 30 minutes, then turn the pans around, and bake until a cake tester or skewer comes out almost clean, another 25 to 40 minutes.’
    3. 1.3 A sample of a product provided so that customers can try it before buying it.
      • ‘To find your shade, squirt a little of the tester onto the back of your hand.’
      • ‘Additionally, create inviting retail displays that are visual, entertaining and that offer samples and testers.’
      sample, example, bit, snippet, illustration, demonstration, exemplification, instance, selection, representative piece
      View synonyms

Pronunciation

tester

/ˈtestər//ˈtɛstər/

Main definitions of tester in English

: tester1tester2

tester2

noun

  • A canopy over a four-poster bed.

    • ‘For the panel hanging behind the headboard, cut fabric long enough to hang from the tester, or framework, to just below the mattress.’
    • ‘She tossed her bag onto a lovely old four-poster bed complete with tester.’

Origin

Late Middle English: from medieval Latin testerium, testrum, from a Romance word meaning ‘head’, based on Latin testa ‘tile’.

Pronunciation

tester

/ˈtestər//ˈtɛstər/