淀 (diàn) - Sediment & precipitate

淀Tone 4

diàn ｜ 11 strokes ｜ radical:

橙丁

淀 · diàn

Sediment;

precipitate;

shallow water;

marsh;

also refers to the blue dye indigo.

Sedimentprecipitateshallow water

Usage highlights

SedimentPrecipitationIndigoShallow waterMarshlandLake Dian

Synonyms

  • 沉淀— sediment, precipitate
  • 淤积— siltation, accumulation

Antonyms

Usage & contexts

Examples

  • The river carries sediment (沉淀物).
  • Indigo dye comes from plants (蓝淀).
  • There is a shallow lake in the area (浅淀).
  • Chemical precipitation occurs in the solution (沉淀).

Collocations

  • Sediment(沉淀)
  • Precipitation(沉淀)
  • Indigo(蓝淀)
  • Shallow water(浅淀)
  • Marshland(淀泊)
  • Lake Dian(滇淀)

Idioms

  • Settle down and concentrate one's efforts(沉淀下来)
  • Accumulated sediment over time(淀积已久)
  • Precipitation reaction(沉淀反应)

Cultural background

FAQ
  • Historically used in place names like Baiyangdian (白洋淀), a famous wetland in Hebei province.
  • Used in traditional dyeing processes for indigo (蓝淀).
  • The character appears in scientific contexts for chemical precipitation.

FAQ