提纯 (tí chún) — to purify; to refine; purification; refinement (noun)

Definition

A technical/chemistry term meaning to extract and purify a substance by removing impurities — not everyday 'clean' (清洁) but a process in chemistry and industry.

to purifyto refinepurificationrefinement (noun)

Examples

  • 提纯。
    tí chún Shì yí gè zhòng yào de huà xué bù zhòu.
    Purification is an important chemical step.
  • 提纯。
    Tā men yòng tè shū jì shù tí chún shí yóu.
    They use special technology to refine petroleum.
  • 提纯。
    Zhè zhǒng yào wù bì xū jīng guò duō cì tí chún cái néng shǐ yòng.
    This medicine must undergo multiple purifications before use.

Origin

Compound word
构词法gòucífǎ
补充bǔchōngVerb + complement

An action followed by its result or direction.

提tíextract
纯chúnpure

“提纯” extracts a substance until it becomes pure.

Characters in this word

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
扌Written in full as手shǒuhand
Sound part声符shēngfú
是
是shì提tí
Close in sound todayThe sound part was a clue two thousand years ago — it often still helps, but not always.

提 shows 扌 (hand) beside 是, which gives the pronunciation.

Open 提 →

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

This origin belongs to the traditional form 純; 纯 is its simplified writing.

Meaning part形符xíngfú
糸糸mìthread
Sound part声符shēngfú
屯
屯tún純chún
Close in sound todayThe sound part was a clue two thousand years ago — it often still helps, but not always.

The traditional form 純 pairs 糸 (thread) with 屯 as a sound part; the simplified 纯 is not the form described.

Open 纯 →

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