English edit

Phrase edit

y/o

  1. Abbreviation of year(s) old; also yo, y.o.
  2. (knitting) Abbreviation of yarnover.

Anagrams edit

Spanish edit

Alternative forms edit

  • y/u (used before words beginning with an ‘o’ sound)

Etymology edit

Calque of English and/or.

Pronunciation edit

Conjunction edit

y/o

  1. and/or

Usage notes edit

  • The Royal Spanish Academy advises against the use of this formula unless it is necessary to avoid ambiguity in very technical contexts since the conjunction o can express both values together.

Further reading edit