What does 大尉 mean?
大尉 is a Japanese noun meaning “captain (Army, US Marine Corps, USAF); lieutenant (Navy); flight lieutenant (RAF, RAAF, RNZAF, etc.)” in English. It is written as 大尉 in kanji, たいい in hiragana, and taii in romaji. This word is part of JLPT N2 vocabulary.
Example sentence
少佐は大尉の上官である。
A major is above a captain.