What does 偶数 mean?
偶数 is a Japanese noun meaning “even number” in English. It is written as 偶数 in kanji, ぐうすう in hiragana, and guusuu in romaji. This word is part of JLPT N2 vocabulary.
Example sentence
２、４、６などは偶数です。
Two, four, six, etc. are even numbers.