noun, noun which may take the genitive case particle 'no'
Refers to a military unit or an organized group, often used in the names of sentai-style superhero teams (e.g., スーパー戦隊シリーズ).
彼は戦隊の隊長に任命された。
He was appointed commander of the squadron.
戦隊シリーズの新作が来月始まる。
The new installment of the sentai series starts next month.
部隊 is a more general term for a military unit or corps, while 戦隊 often implies a smaller, specialized combat unit or a sentai-style team.
Compound of 戦 (sen, 'battle') and 隊 (tai, 'group, corps'). The term has been used in military contexts and later popularized by tokusatsu superhero teams.