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8 Words That Are Older Than You Think

space mark

noun, Printing.
1.
a proofreader's symbol used to indicate the need to insert space, as between two typed or printed words that have been run together. Symbol: #.
Origin
1885-1890
1885-90
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Word Value for space

9
11
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