速度 (sù dù) — speed; rate; (music) tempo

Definition

速度 is a noun meaning 'speed' (how fast something happens) — distinct from the adjective 快 ('fast'). For music, it means 'tempo'.

noun

speedrate(music) tempo

Measure word · 个

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.

度dùdegree/measure

速 (speed) and 度 (degree/measure) combine to express the rate at which something moves.

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

辵辵chuò

Sound part声符shēngfú

束

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.

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

Sound part声符shēngfú

石

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

度 has 又 (hand) and a changed form of 石; 石 gives a related sound, and the hand is tied to using the hand as a reference for measurement.

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