研 yán, yàn — to grind; to pestle

研
yán yàn

Level 1 · Common HSK 4 #1446

yán yan2

Basic definition

  1. verb to grind; to pestle e.g 研磨研墨
  2. verb to research; to study e.g 研究钻研

Detailed explanation

verb
  1. (形声。从石，幵( jiān)声。本义:细磨)
  2. grind;pestle e.g 研石 · 研弄
  3. study e.g 研究 研榷 · 研述 · 研味 · 研治 · 研省 · 研赏 · 研务
adjective
  1. in detail e.g 研务 · 研深 · 研疏 · 研校 · 研讯
  2. fine e.g 研和 · 研美 · 研艳

yàn yan4

Basic definition

  1. noun inkstone (same as 砚) e.g 研

Detailed explanation

  1. noun inkstone

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