(xiān)

13 strokes

acid radical

Stroke order animation

Character information

Pinyin
xiān
Meaning
acid radical; -acyl (chemistry)
Strokes
13
HSK level
Traditional
Same

Origin & structure

Where comes from and how its parts fit together.

Phonetic-semantic compound⿰酉先

In this compound, the meaning comes from (chemical); supplies the sound.

One part carries the meaning, the other suggests the sound.

Made of

Parts are arranged left to right.

How to write step by step

13 strokes — each frame adds one stroke, shown in dark ink over the lighter ones.

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8
  9. 9
  10. 10
  11. 11
  12. 12
  13. 13

Words with

Common words using — tap any character to open its stroke-order page.

xiān

acetyl (chemistry)

Open 乙酰 page →
xiānàn

amide; acidamide (chemistry)

Open 酰胺 page →

carbonyl chloride COCl2; phosgene, a poisonous gas

Open 碳酰氯 page →

acetylcholine ACh (amine related to vitamin B complex)

Open 乙酰胆碱 page →

beta-lactamase (a bacterial inhibitor)

Open 内酰胺酶 page →

nicotinamide; niacinamide

Open 烟酰胺 page →

Related characters

Ready to master 酰?

Trace 酰 stroke by stroke in the online practice tool, or turn it into a printable worksheet PDF with Tianzige practice grids, pinyin, and stroke-order breakdowns.