Japanese word

沈殿

Pronunciation

Romajichinden

Meaning

  • nounsedimentation

Example

水の中で泥が沈殿します。mizu no naka de doro ga chin den shi ma su

Mud settles in water.

Illustration for 沈殿 (sedimentation)

More examples

薬品を加えると、沈殿がすぐに生じます。yaku hin o kuwa e ru to chin den ga su gu ni shō ji ma su

When the reagent is added, precipitation occurs immediately.

Core concept

Refers to the downward settling of dispersed matter until it forms a deposit at the bottom.

Common phrases

  • 沈殿が生じるchin den ga shō ji ru

    sedimentation occurs

  • 沈殿を防ぐchin den o fuse gu

    prevent sedimentation

Similar words

沈降chinkō: The downward movement of suspended matter under gravity.

Definition in Japanese

液体中に分散している物質が沈み下り、底に堆積する現象。eki tai chū ni bun san shi te i ru bus shitsu ga shizu mi o ri soko ni tai seki su ru gen shō

Word origin

The term 沈殿 (chinden) is a Sino-Japanese scientific compound, traditionally written 沈澱 (chinden); 澱 (den, "sediment") names the deposit formed by settling.

Usage tips

  • Sedimentation is used in water treatment, where settling tanks remove solid matter from water without immediately filtering it.

Other meanings

  • precipitationnoun

Opposites

  • 浮遊fuyūsuspensionnoun

Related words

  • 沈殿物chindenbutsuprecipitatenoun
  • 沈殿性chindenseisedimentabilitynoun

Word lists with this word