过速 (guò sù) — excessively fast, too rapid (of speed or rate)

Definition

adjective
excessively fasttoo rapid (of speed or rate)

Examples

  • 过速
    Tā yīn wèi xīn tiào guò sù bèi sòng jìn le yī yuàn.
    He was sent to the hospital because of a too-rapid heartbeat.
  • 过速
    Jīng jì zēng zhǎng guò sù huì yǐn fā tōng huò péng zhàng.
    Excessively fast economic growth can trigger inflation.
  • 过速
    Zhè zhǒng fǎn yìng chū xiàn guò sù, xū yào lì kè chǔ lǐ.
    This reaction has become too rapid and needs immediate attention.

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.

guòover/excessively
speed/fast

过 means excessively, and 速 means speed or fast, so the word conveys too rapid.

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.

This origin belongs to the traditional form 過; 过 is its simplified writing.

Meaning part形符xíngfú
chuòwalk
Sound part声符shēngfú
wāiguò
Same sound today

The traditional form 過 pairs 辵 (walk) with 咼 as a sound component; the simplified 过 is a shorthand, and its parts are not the historical components.

Open 过 →

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
chuò
Sound part声符shēngfú
shù
Close in sound todayThe sound part was a clue two thousand years ago — it often still helps, but not always.

速 pairs 辵, the walking part, with 束, which is used for its sound; the walking part fits the meaning of moving fast.

Open 速 →

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