The most common and most likely answer to this crossword clue is the 3 letter word IDO
I've seen this crossword clue in The Times
I
D
O
More clues leading to the result IDO
- Two promising words in contrived language
- Bachelor's last words, popularly, in an artificial language?
- Artificial language I study
- One occasion to create artificial language
- Poins to work at artificial language
- The language repeatedly heard in wedding ceremony?
- International language used for wedding vows?
- Matrimonial language?
- Language Department toured by this setter in heretofore unmentioned guise
- Language of self love
Buddy explains!
The straight part
We know that "Artificial language" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case artificial language = ido.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.