Read more in this article about some frequently asked questions and fun facts related to our definitions.
Here’s When to Capitalize Words
There are a few specific cases where words should be capitalized. They’re easy to remember. In English, capital letters are most commonly used at the start of a sentence, for the pronoun I, and for proper nouns. The First Word of a Sentence You should always capitalize the first letter of the first word in a sentence, no matter what the word is. Take, for …
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.