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coupon

coupon

1 8.0
A small piece of material used to test its strength or quality
  • noun
  • /ˈkuːpɒn/
  • Specialized
translation icon : probeta
  • The estimation of regrowth was made by optical inspection of the coupon surfaces.
  • tensile coupon
  • coupon tests
  • coupon samples

Maybe if that's a little coupon that they gave you with fake scents on it.

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Examples

  • In this case, the voids shown are in a single-pass thin wall Inconel 718 build, from which miniaturized tensile coupons have been machined.

    Academic text (2018)
  • The setup for material property experiments, such as tensile coupon tests and "split-disk" tests, can be found in Li et al. 4.

    Academic text (2018)
  • Stainless steel material properties were determined by tensile coupon tests, and the test results have been reported in Li et al. 4,5.

    Academic text (2018)
  • "For validation, we do lots of testing on devices, but even more on coupon samples to establish material-limit data," Perry said.

    Academic text (2010)
  • For our research, we conducted experiments using samples called coupons to test the material's strength.

  • In the laboratory, we analyzed various coupons to determine their chemical properties.

  • The engineer used a special coupon to test the flexibility of the new material under stress.

Synonyms

sample
vscoupon
2.3

A small part taken from something to test or study

is limited to testing materials in scientific or engineering contexts
specimen
vscoupon
  • Specialized
24 4.2

A small sample of blood, urine, or tissue taken for testing

is used for material testing in labs rather than medical tests

Compounds

coupon bond
  • Specialized
1 7.9

A bond where you give paper coupons to get interest payments

coupon queen
  • Informal
1 6.7

A woman who finds and uses coupons to save money

zero coupon security
  • Specialized
7.8

A bond sold at a large discount that pays no regular interest and repays full value at maturity

zero coupon bond
  • Specialized
7.9

An investment sold for less than its full value that pays no interest until it ends

zero-coupon bond
  • Specialized
7.1

A loan you buy for less than its value that pays no interest until it ends

zero-coupon security
  • Specialized
9.0

A bond sold for less than its value that pays no interest and gives the full amount when it ends

How Big

core
  • Specialized
53 7.2
specimen
107 4.1
sample
2.3
coupon
  • Specialized
1 8.0
scrap
179 2.1

Surface Forms

coupon singular
coupons plural

Etymology

Coupon in engineering also comes from French couper 'to cut', where it meant a small piece removed from a larger object. That's why a coupon in a lab is a sample cut from a material for testing.