硫酸 (liú suān) — sulfuric acid (H₂SO₄) | TongTong Chinese Dictionary

Definition

noun

sulfuric acid (H₂SO₄)

Examples

硫酸。
liú suān Shì yì zhǒng qiáng suān.
Sulfuric acid is a strong acid.
硫酸。
Shí yàn shì lǐ cún fàng zhe dà liàng liú suān.
A large amount of sulfuric acid is stored in the laboratory.
硫酸。
Shǐ yòng liú suān shí bì xū zhù yì ān quán.
You must pay attention to safety when using sulfuric acid.

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.

硫 (sulfur) combined with 酸 (acid) names sulfuric 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.

Meaning part形符xíngfú

石石shístone

Sound part声符shēngfú

流

流liú硫liú

Same sound today

The left part 石 is stone; the right part 流 supplies the sound liú.

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.

Appears in

Physics & Chemistry

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