clarification · noun C or U /ˌklær.ɪ.fɪˈkeɪ.ʃən/
C1 an explanation which makes something clearer or easier to understand
Please contact this office again if you require further clarification.
Our lawyer has advised us to seek clarification on the matter.
If any tricky questions come up you simply stay calm and ask for a clarification. (Certificate in Advanced English; C1; Danish)