fol·low-up or fol·low·up (fŏlō-ŭp′)
1. The act or an instance of following up, as to further an end or review new developments: The follow-up is often as important as the initial contact in gaining new clients. The social worker's emphasis on followup reassured her clients.
2. One that follows so as to further an end or increase effectiveness: The software was a successful follow-up to the original product.
3. An article or a report giving further information on a previously reported item of news.
Intended to follow up, as to reinforce or evaluate previous action: a follow-up examination after the surgery.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.