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: #
How To Use Quotation MarksQuotation Marks Rules: When it comes to where to place quotation marks, people get confused. Follow these quotation marks rules for punctuation.
Origin of space mark
First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019