# Definition of proove

**1.** prove [ v ] be shown or be found to be
__Examples:__
"She proved to be right"
"The medicine turned out to save her life"
"She turend up HIV positive"

__Used in print:__

(The Sun, [Baltimore],...)

Then Heywood_Sullivan , Kansas_City catcher , singled up the middle and Throneberry was across with what **proved** to be the winning run .

(The Dallas Morning News,...)

It was the first time we 've been ahead this season ( when John_Richey kicked what **proved** to be the winning field_goal ) '' .

(The Times-Picayune, [New Orleans]...)

The same can be said of shaving yet the electric_razor has **proved** useful to many men .

But for many_of us , it will **prove** an enjoyable luxury .

("Editorials"...)

But at_least the pessimists who believed that the world_organization had plunged to its death in that plane crash in the Congo have been **proved** wrong .

**Synonyms**prove turn_out turn_up

**Related Terms**be result

**2.** prove [ v ] establish the validity of something, as by an example, explanation or experiment
__Examples:__
"The experiment demonstrated the instability of the compound"
"The mathematician showed the validity of the conjecture"

**Synonyms**prove show establish demonstrate shew

**Related Terms**disprove confirm prove_oneself condemn negate stultify establishment

**3.** prove [ v ] establish the validity of something
__Examples:__
"This behavior shows his true nature"

__Used in print:__

(The Christian Science Monitor,...)

About that same time John_Crosby 's TV series on the popular arts **proved** again that giving jazz ample breathing_space is one of the most sensible things a producer can do .

(The Providence Journal...)

Berman , whose fame has rested in recent years on his skills as a night_club monologist , **proved** himself very much at_home in musical_comedy .

Instead - and not just to **prove** my objectivity - I hasten to report that it 's a highly amusing film which probably does a fairly accurate job of reporting on the Easter vacation shenanigans of collegians down in Fort_Lauderdale , and that it seems to come_to_grips quite honestly with the moral problem that most commonly vexes youngsters in this age_group - that_is_to_say , sex .

(Nathan Rapport, ""I've Been Here before!"...)

He remembered exactly when he had lived through it before , and he had something to **prove** he had .

(Clifford H. Pope, The Giant Snakes....)

The argument against this last approach is comparable_to that which rejects stories about hoop_snakes , about snakes that break themselves into many pieces and join up again , or even of ghosts that chase people out of graveyards ; the mere piling_up of testimony does not **prove** , to the scientific mind , the existence of hoop_snakes , joint_snakes , or ghosts .

**Synonyms**show prove establish demonstrate shew

**Related Terms**disprove confirm prove_oneself stultify negate stultify

**4.** prove [ v ] provide evidence for
__Examples:__
"The blood test showed that he was the father"
"Her behavior testified to her incompetence"

__Used in print:__

(Bonnie Prudden, "The Dancer and the Gymnast"...)

Oddly_enough , it is **proven** that there would be less reading difficulty .

**Synonyms**show prove evidence bear_witness testify

**Related Terms**inform attest adduce presume law evidence testimony testimony

**5.** prove [ v ] prove formally; demonstrate by a mathematical, formal proof

__Used in print:__

(Kenneth Hoffman and Ray Kunze, Linear Al...)

The theorem which we **prove** is more general than what we have described , since it works with the primary decomposition of the minimal polynomial , whether or not the primes which enter are all of first degree .

We shall **prove** that * * f .

(R. P. Jerrard, "Inscribed squares in plane curves"...)

We can now **prove** several lemmas .

**Synonyms**prove

**Related Terms**demonstrate mathematics

**6.** prove [ v ] put to the test, as for its quality, or give experimental use to
__Examples:__
"This approach has been tried with good results"
"Test this recipe"

**Synonyms**test try try_out examine essay prove

**Related Terms**judge control field-test float trial testing examination examiner trier

**7.** prove [ v ] take a trial impression of

**Synonyms**prove

**Related Terms**print

**8.** prove [ v ] increase in volume
__Examples:__
"the dough rose slowly in the warm room"

**Synonyms**rise prove

**Related Terms**grow

**9.** prove [ v ] cause to puff up with a leaven; of dough
__Examples:__
"unleavened bread"

**Synonyms**leaven prove raise

**Related Terms**raise rise

**10.** prove [ v ] obtain probate of, as of a will

**Synonyms**prove

**Related Terms**authenticate law

### Similar Spelling

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Prevo