Glossary Term Definition
A large initial capital letter set into the text block, typically spanning two or more lines of body text, used as a decorative opening device.
Definition
A large initial capital letter set into the text block, typically spanning two or more lines of body text. Drop caps are a traditional device for marking the opening of a chapter or section. They may be set in the same face as the text or in a contrasting display face.
Source
No access — Robert Bringhurst — p. 323:
A large initial capital letter set into the text block.