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case-sensitive

British  

adjective

  1. distinguishing between upper-case and lower-case letters

    users can now perform case-sensitive searches

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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The answers are case-sensitive, so participants have to keep that in mind.

From The Verge • Jul. 15, 2020

The next thing you know, you’re submitting to a security-question inquisition from your banking institution, trying desperately to prove your identity having thrice entered your case-sensitive password incorrectly.

From Slate • Feb. 1, 2012

Words are case-sensitive, i.e. if a word uses the same upper and lower case character in a chapter, both forms are listed, because of the differences in the Unicode values.

From The Hawk of Egypt by Conquest, Joan

Note that ftp sites are no different from Unix sites in general: they are case-sensitive.

From Big Dummy's Guide to the Internet by Electronic Frontier Foundation