WATERMARK

watermark

(noun) a distinguishing mark impressed on paper during manufacture; visible when paper is held up to the light

Source: WordNet® 3.1


Etymology

Noun

watermark (plural watermarks)

A translucent design impressed on the surface of paper and visible when the paper is held to the light.

(by extension) A logo superimposed on a digital image, a television broadcast, etc.

(computing) A value stored in a datafile to ensure its integrity, so that if the file's contents are changed then the watermark will no longer match the contents.

A mark indicating the level to which water has risen.

Verb

watermark (third-person singular simple present watermarks, present participle watermarking, simple past and past participle watermarked)

(transitive) To mark paper with a watermark.

(transitive) To mark a datafile with a digital watermark.

Source: Wiktionary


Wa"ter*mark`, n.

1. A mark indicating the height to which water has risen, or at which it has stood; the usual limit of high or low water.

2. A letter, device, or the like, wrought into paper during the process of manufacture.

Note: "The watermark in paper is produced by bending the wires of the mold, or by wires bent into the shape of the required letter or device, and sewed to the surface of the mold; -- it has the effect of making the paper thinner in places. The old makers employed watermarks of an eccentric kind. Those of Caxton and other early printers were an oxhead and star, a collared dog's head, a crown, a shield, a jug, etc. A fool's cap and bells, employed as a watermark, gave the name to foolscap paper; a postman's horn, such as was formerly in use, gave the name to post paper." Tomlinson.

3. (Naut.)

Definition: See Water line, 2. [R.]

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

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BRIGHT

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Coffee Trivia

Coffee dates back to the 9th century. Goat herders in Ethiopia noticed their goats seem to be “dancing” after eating berries from a particular shrub. They reported it to the local monastery, and a monk made a drink out of it. The monk found out he felt energized and kept him awake at night. That’s how the first coffee drink was born.

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