| Noun | 1. | proof - any factual evidence that helps to establish the truth of something; "if you have any proof for what you say, now is the time to produce it"evidence, grounds - your basis for belief or disbelief; knowledge on which to base belief; "the evidence that smoking causes lung cancer is very compelling" confirmation, substantiation, verification, check - additional proof that something that was believed (some fact or hypothesis or theory) is correct; "fossils provided further confirmation of the evolutionary theory" | |
| 2. | proof - a formal series of statements showing that if one thing is true something else necessarily follows from itmath, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement logic - the branch of philosophy that analyzes inference monstrance, demonstration - proof by a process of argument or a series of proposition proving an asserted conclusion argument, statement - a fact or assertion offered as evidence that something is true; "it was a strong argument that his hypothesis was true" | |
| 3. | proof - a measure of alcoholic strength expressed as an integer twice the percentage of alcohol present (by volume) | |
| 4. | proof - (printing) an impression made to check for errorsprinting, impression - all the copies of a work printed at one time; "they ran off an initial printing of 2000 copies" galley proof - a proof taken before the type is broken up to print pages foundry proof - a proof taken from a form before duplicate plates are made | |
| 5. | proof - a trial photographic print from a negative | |
| 6. | proof - the act of validating; finding or testing the truth of somethingdocumentation, support - documentary validation; "his documentation of the results was excellent"; "the strongest support for this this view is the work of Jones" probate - the act of proving that an instrument purporting to be a will was signed and executed in accord with legal requirements | |
| Verb | 1. | proof - make or take a proof of, such as a photographic negative, an etching, or typesetproduce, create, make - create or manufacture a man-made product; "We produce more cars than we can sell"; "The company has been making toys for two centuries" | |
| 2. | proof - knead to reach proper lightness; "proof dough"knead, work - make uniform; "knead dough"; "work the clay until it is soft" | |
| 3. | proof - read for errors; "I should proofread my manuscripts" | |
| 4. | proof - activate by mixing with water and sometimes sugar or milk; "proof yeast"alter, change, modify - cause to change; make different; cause a transformation; "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue" | |
| 5. | proof - make resistant to water, sound, errors, etc.; "proof the materials against shrinking in the dryer"strengthen - gain strength; "His body strengthened" | |
| Adj. | 1. | proof - (used in combination or as a suffix) able to withstand; "temptation-proof"; "childproof locks"imperviable, impervious - not admitting of passage or capable of being affected; "a material impervious to water"; "someone impervious to argument" | |