â¢ SALTATION (noun) The noun SALTATION has 5 senses: 1. (geology) the leaping movement of sand or soil particles as they are transported in a fluid medium over an uneven surface. 2. a mutation that drastically changes the phenotype of an organism or species. 3. an abrupt transition.
A CAPTCHA as you may well know is one of those annoying âType in the letters you see in the image aboveâ things you see on many website signup pages or comment sections. A CAPTCHA image is designed so that a human can read it without difficulty while a computer is unable to.
Other OCR Tools. Acrobat isn't the only way to OCR text from your scanned documents, of course. If you don't already have a copy of it, there's a ton of other tools you can use. We already covered the best tools for OCR on your Mac: Prizmo, FineReader, the Doxie app, PDFPen, and Evernote.