すなわち

すなわち
conjunction
namely, that is to say
1. namely, that is, in other words
Used to clarify or restate something in different words.
This is Japan's capital, namely Tokyo.
He is my father's younger brother, that is, my uncle.
A=B、すなわちB=Aである
A=B, in other words, B=A.
He is the president's son, that is to say, the next successor.
It is a fundamental principle of democracy that representatives of the people, namely members of parliament, create laws.

すなわち is a formal conjunction used for clarification or equivalence.

REGISTER:
Formal/written. Common in academic writing, explanations, and formal speech. For casual speech, use つまり instead.

SIMILAR EXPRESSIONS:

KANJI FORM:
Sometimes written as (すなわ)ち, though hiragana is more common.