sentence + case, from its meaning as the letter case pattern typically used in an English sentence.
- the manner in which capitalisation is used within a sentence.
- the standard capitalisation of an English sentence, with the first letter uppercase and subsequent letter lowercase with exceptions such as proper nouns or acronyms.
"Sentence Case", PC Access Flyer Reference Guide, MFM Software.
"Sentence case", Web Editors' Handbook, London School of Economics.