third class; third rank; third prize
Used for ranking, grading, or classifying something as third in a system (e.g., train classes, competition prizes, quality tiers).
彼はコンテストで３等に入賞した。
He won third prize in the contest.
この列車の３等車はとても混んでいる。
The third-class car of this train is very crowded.
trisect; divide into three equal parts
third magnitude star
third degree of kinship
third prize
petty officer third class (USN)
Common modern spelling with Arabic numeral; used in news and everyday contexts.
Kanji numeral spelling; also common but slightly more formal or traditional.
Compound of 三 (three) and 等 (class, rank).
third-rate company director; executive in name only
major (JGSDF)