proof
gb/pɹˈuf/ us/pɹˈuf/
B1
Engelska
~ 2800
Betydelser
0 betydelser
Substantiv
B1
entity
1
evidence showing truth
Information or facts that show something is true.
Användningsmönster:
[proof] of [something]
Vanligt misstag:
Learners sometimes confuse 'proof' with 'prove'. 'Proof' is a noun; 'prove' is a verb meaning to show something is true.
Synonymer
evidence (A broader term for anything that can support a claim, not always conclusive.)
Antonymer
disproof (Evidence or argument that shows something is false.)
Ordkombinationer
clear proof
|hard proof
|proof of identity
|proof beyond doubt
|lack of proof
Teman
law
|science
|daily life
|communication
Exempel
- The scientist provided proof that the new drug was effective.
- Do you have any proof of your address?
- Her fingerprints were the proof the police needed.
- We finally found proof that the story was true.
Exempel för inlärare
- I need proof of your name.
- The photo is proof that we were there.
- He showed me proof that he paid.
- They have proof of his age.
Substantiv
technical
B2
entity
2
test print before final
A test copy of writing or pictures made before the final version.
Synonymer
draft (A preliminary version, not necessarily printed.)
Antonymer
final copy (The completed and approved version for release.)
Ordkombinationer
proof copy
|galley proof
|page proof
Teman
publishing
|printing
|work
|arts_entertainment
Exempel
- The editor reviewed the proof and marked several mistakes.
- Please send me a proof before printing the invitations.
- The book went through three proofs before publication.
Exempel för inlärare
- We read the proof before printing.
- The proof had two mistakes.
- She sent me a proof of the poster.
Substantiv
technical
B2
quantity
3
alcohol strength measure
A number that shows how strong an alcoholic drink is.
Synonymer
alcohol content (General term for the amount of alcohol present, not a specific scale.)
Ordkombinationer
100-proof whiskey
|80-proof rum
Teman
food
|measurement
|food_drink
Exempel
- This bottle contains 80-proof vodka.
- The rum is 100-proof, so drink carefully.
- In the US, 50% alcohol by volume equals 100 proof.
Exempel för inlärare
- This drink is 80 proof.
- That whiskey is 100 proof.
- Proof tells how strong a drink is.
Substantiv
technical
C1
entity
4
logical demonstration of truth
A set of steps that shows something in math or logic must be true.
Synonymer
demonstration (Formal showing of validity, often used in mathematics and logic.)
Ordkombinationer
formal proof
|mathematical proof
|construct a proof
Teman
mathematics
|logic
|education
|science
Exempel
- The student presented a formal proof of the theorem.
- Without a proof, the claim remains unverified.
- Mathematical proofs require rigorous reasoning.
Exempel för inlärare
- We wrote a proof in math class.
- The teacher showed us a proof.
- A proof explains why it is true.
Grammatik
Grundform
proof
IPA
GB/pɹˈuf/
US/pɹˈuf/
Stavelser och betoning
proof (1 stavelse)
Stress on 1st syllable (proof)
Ordformer
Noun
- Base: proof
- Plural: proof, proofs
Ordfamilj
Forms
proofs
noun
Core family
prove
verb B1
Negative and opposite forms
disprove
verb
disproof
noun
Advanced or less common
provable
adjective
Uttryck
burden of proof
1/bˈɚdən əv pɹˈuf/
fixed phrase
formal
duty to prove claim
The duty to give evidence to show that something is true.
Exempel
- In a trial, the burden of proof lies with the prosecution.
- The burden of proof is on those making the accusation.
proof positive
2/pɹˈuf pˈɑzɪtɪv/
fixed phrase
definite evidence of truth
Clear evidence that shows something is true with no doubt.
Exempel
- His fingerprints on the weapon are proof positive of his guilt.
- The test results are proof positive that the treatment works.
the proof is in the pudding
1/ðə pɹˈuf ˈɪz ˈɪn ðə pˈʊdɪŋ/
idiom
results show the true value
you only know if it works after you try it
Exempel
- The new software looks impressive, but the proof is in the pudding once we start using it.
- He promised the changes would help; the proof is in the pudding.
- It sounds like a good idea, but the proof is in the pudding.
the proof is in the pudding
3/ðə pɹˈuf ˈɪz ˈɪn ðə pˈʊdɪŋ/
idiom
informal
results show real value
You can only know how good something is by trying it or seeing the results.
Exempel
- You say your cake is great, but the proof is in the pudding.
- The design looks nice, but the proof is in the pudding once we test it.
waterproof / bulletproof / fireproof etc.
4/wˈɔtɚpɹˌuf bˈʊlɪtpɹˌuf fˈaɪɚpɹˌuf ˌɛtsˈɛtɚə ‖/
fixed phrase
protected from specific damage type
Not able to be harmed by water, bullets, fire, etc., depending on the word before 'proof'.
Exempel
- This watch is waterproof up to 50 meters.
- The safe is fireproof to protect documents.