A biological cell—the basic structural and functional unit of living organisms (e.g., cell division).
顕微鏡で細胞の構造を観察した。
I observed the structure of cells under a microscope.
幹細胞はさまざまな細胞に分化する能力を持つ。
Stem cells have the ability to differentiate into various types of cells.
皮膚の細胞は定期的に入れ替わる。
Skin cells are regularly replaced.
A cell within an organization—especially a small unit within a political or clandestine group.
警察はテロ計画に関わる細胞の摘発を進めている。
The police are advancing their crackdown on cells involved in the terrorist plot.
その政党は地方の細胞を増やして組織を拡大した。
The party expanded its organization by increasing local cells.