Single Word Search|Multi-Word Search?
Romaji Hide
This site uses the EDICT and KANJIDIC dictionary files. These files are the property of the Electronic Dictionary Research and Development Group, and are used in conformance with the Group's licence.
どういたしまして =
どう (如何) means “how” + いたしまして (致しまして)comes from 致す which means “to do”; usually written using kana alone.
So, the whole expression could mean (it is "how it happened") , but used, in reply to (ありがとう) to mean(not at all), (don’t mention it) or (you are welcome).