Word.ws English Dictionary

a/o

a/o noun: atomic percent (percent calculated by number of atoms).

Noun

a/o (uncountable)

  1. (physical) atomic percent (percent calculated by number of atoms)
    • a Pu-Fe eutectic mixture (9.5 a/o Fe)
    Synonyms:
    m/o, at%

Synonyms of a/o

Origin of a/o

A typescript approximation of a percent sign % with the top zero replaced with 'a' for atom.

Questions about a/o

What does a/o mean?
A/o means atomic percent (percent calculated by number of atoms).
What part of speech is a/o?
A/o is a noun.

Words near a/o in the dictionary

  1. a/c
  2. a/cs
  3. A/G
  4. a/k/a
  5. A/N
  6. a/o
  7. A/R
  8. A/S
  9. a/s/l
  10. A/T
  11. A/UX

Source and license

Adapted from Wiktionary: a/o (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “a/o.” Word.ws, https://word.ws/a%2Fo. Based on Wiktionary, CC BY-SA 4.0.