proofing

[ proo-fing ]

/ ˈpru fɪŋ /

noun

the act or process of making a thing resistant, as in waterproof fabrics or fireproof material.

any chemical used in the manufacture of a substance to make it proof against water, fire, etc.

Origin of proofing

First recorded in 1900–05; proof + -ing¹

Words nearby proofing

pronunciation, pronunciation spelling, prony brake, pro-oestrus, proof, proofing, proof of concept, proof-of-purchase, proof of the pudding, proofread, proof sheet

Example sentences from the Web for proofing

When drawings are to be washed out for proofing or printing, the plate should first be thinly gummed up.
Practical Lithography|Alfred Seymour
Raw rubber has been used to some extent for proofing purposes, as for the manufacture of material for hoods of motor-cars.
The Preparation of Plantation Rubber|Sidney Morgan
Kerned types are a source of trouble because of the ease with which these projections break off during composition, proofing, etc.
Type|A. A. Stewart
The proofing machines won't operate here either, of course, and so we need human personnel.
Helpfully Yours|Evelyn E. Smith

There are, or ought to be, three aims in the process of proofing and stiffening, all the three being of equal importance.
The Chemistry of Hat Manufacturing|Watson Smith

单词	proofing
释义	proofing [ proo-fing ] / ˈpru fɪŋ / noun the act or process of making a thing resistant, as in waterproof fabrics or fireproof material. any chemical used in the manufacture of a substance to make it proof against water, fire, etc. Origin of proofing First recorded in 1900–05; proof + -ing¹ Words nearby proofing pronunciation, pronunciation spelling, prony brake, pro-oestrus, proof, proofing, proof of concept, proof-of-purchase, proof of the pudding, proofread, proof sheet Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for proofing When drawings are to be washed out for proofing or printing, the plate should first be thinly gummed up. Practical Lithography\|Alfred Seymour Raw rubber has been used to some extent for proofing purposes, as for the manufacture of material for hoods of motor-cars. The Preparation of Plantation Rubber\|Sidney Morgan Kerned types are a source of trouble because of the ease with which these projections break off during composition, proofing, etc. Type\|A. A. Stewart The proofing machines won't operate here either, of course, and so we need human personnel. Helpfully Yours\|Evelyn E. Smith There are, or ought to be, three aims in the process of proofing and stiffening, all the three being of equal importance. The Chemistry of Hat Manufacturing\|Watson Smith
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