[ ăp′ə-krō-măt′ĭk ]
An objective in which chromatic aberration is corrected for three colors and spherical aberration is corrected for two.
Older vs. Elder: Are You Using Them Correctly?Older vs. Elder. They're similar words that are usually interchangeable, but let's learn about the difference.
Whomever vs. WhoeverRaise your hand if you’ve had the who vs. whom argument. Isn’t it time to put that struggle to rest? Whoever is a pronoun that describes someone who performs an action, while whomever is a pronoun that describes someone who receives an action. Both whoever and whomever are interrogative pronouns that deal with people. Whoever Whoever is a subjective pronoun: It describes an unknown person …
- apocrine adenoma,
- apocrine carcinoma
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.