沈ちん着ちゃく

noun, na-adjective

composure; calmness; self-possession

Describes a steady, unflappable state of mind, especially under pressure. Often used in formal or written contexts.

• 彼かれは非ひ常じょう時じにも沈ちん着ちゃくさを失うしなわなかった。

  He kept his composure even in the emergency.

• 沈ちん着ちゃくな態たい度どで交こう渉しょうに臨のぞんだ。

  She approached the negotiation with a calm demeanor.

noun, noun or participle which takes 'suru', intransitive verb

deposition; accumulation; settling

Technical or formal term for particles settling or accumulating at the bottom of a liquid, or for the process of deposition. The intransitive する form is common.

• 溶よう液えき中ちゅうの沈ちん殿でん物ぶつが底そこに沈ちん着ちゃくした。

  The precipitate in the solution settled at the bottom.

• この装そう置ちは微び粒りゅう子しの沈ちん着ちゃくを防ふせぐ。

  This device prevents the deposition of fine particles.