氰酸 (qíng suān) — cyanic acid | tongtong Chinese Dictionary

Definition

noun

cyanic acid

Examples

氰酸。
qíng suān Shì yì zhǒng huà xué wù zhì.
Cyano acid is a chemical substance.
氰酸。
Shí yàn shì zhōng cháng yòng qíng suān lái zhì zào qí tā wù zhì.
In the lab, cyanic acid is commonly used to manufacture other substances.
氰酸。
qíng suān Jiā rè hòu huì biàn chéng qí tā wù zhì.
When heated, cyanic acid turns into other substances.

Origin

Compound word

构词法gòucífǎ

偏正piānzhèngModifier + head

The first part narrows down the second: it says what kind of thing the head is.

氰qíngcyanogen

氰 names cyanogen and 酸 names acid: cyanic acid.

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.

气青氰

Meaning part形符xíngfú

气气qìgas

Sound part声符shēngfú

青

青qīng氰qíng

Same sound today

氰 used for cyanogen, combines 气, showing it is a gas, with 青 to give the sound qīng.

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

酉夋酸

Meaning part形符xíngfú

酉酉yǒu

Sound part声符shēngfú

夋

夋qūn酸suān

The sound has drifted apartThe sound part was a clue two thousand years ago — it often still helps, but not always.

酸 is built from 酉 and 夋, and 夋 gives the sound.

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