English

Adjective

one-year-old ‎(not comparable)

1. having lived or existed for one year.

   a one-year-old car

Synonyms

• year-old

Translations

Noun

one-year-old ‎(plural one-year-olds)

1. a child or animal that is one year of age.

Synonyms

• yearling (certain animals)

Translations

See also

• -year-old

References

• Oxford Dictionaries