from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • initialism angiotensin converting enzyme
  • initialism American Cinema Editors, or designating a member of this society
  • initialism military (NATO) air combat element
  • initialism analysis and control element
  • initialism military (USMC) aviation combat element
  • initialism American Council on Education
  • initialism Advanced Composition Explorer – a NASA spacecraft


Sorry, no etymologies found.


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  • Short for Adverse Childhood Experiences.

    An ACE score is a tally of different types of abuse, neglect, and other hallmarks of a rough childhood. According to the Adverse Childhood Experiences study, the rougher your childhood, the higher your score is likely to be and the higher your risk for later health problems.

    May 5, 2017

  • I'm actually not the Arts and Cultural Editor at, but I occasionally need to respond to things in the mailbox. So I initial those replies as ACE. Right above a giant, bold-lettered Arts and Culture Editor signature box.

    Yeah and then people write back, 'Oh hi again Ace, thanks for that.' :-/

    January 19, 2020