(shuān) — (bound form) plug; stopper; bolt

Definition

A bound form used for stopper-like objects — a plug, bolt, or cork. It only appears as part of a compound (e.g. 螺栓, 枪栓, 瓶栓), never alone.

bound form
plugstopperbolt

Examples

  • Jī qì shàng de luó shuān sōng le.
    The bolt on the machine is loose.
  • Shì bīng lā dòng qiāng shuān zhǔn bèi shè jī.
    The soldier pulled the gun bolt, ready to shoot.
  • Zhè ge mù shuān shì yòng lái sāi píng kǒu de.
    This wooden stopper is used to plug the bottle mouth.

Origin

Sound + meaning
六书liùshū
形声xíngshēng

Most characters — around four in five — are built this way: one part hints at the meaning, the other at the pronunciation.

Meaning part形符xíngfú
wood
Sound part声符shēngfú
quánshuān
Close in sound todayThe sound part was a clue two thousand years ago — it often still helps, but not always.

栓 pairs 木 (wood) with 全 as a sound part; the source describes it as a wooden peg.

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