Formal or literary expression used to introduce a concluding statement, action, or declaration based on what precedes. Often found in speeches, official documents, and formal writing.
With this, we conclude today's meeting.
これを以て、私の挨拶とさせていただきます。
Allow me to conclude my remarks with this.
これにて is also formal but slightly less literary than これを以て; it can be used in everyday polite speech.
Standard kanji spelling for this formal expression.
Rare kanji variant using 是.
Rare kanji variant using 此れ.
Compound of これ (this) + を (object marker) + 以て (instrumental/comitative particle meaning 'with'). The phrase literally means 'with this' and has been used in formal Japanese for centuries.