海平面 (hǎi píng miàn) — sea level

Definition

noun
sea level

Examples

  • 海平面。
    Quán qiú biàn nuǎn dǎo zhì hǎi píng miàn shàng shēng.
    Global warming is causing sea level to rise.
  • 海平面。
    Zhè ge chéng shì de hǎi bá bǐ hǎi píng miàn gāo èr bǎi mǐ.
    This city's altitude is 200 meters above sea level.
  • 海平面。
    Fēi jī zài hǎi píng miàn shàng fēi xíng shí fēn píng wěn.
    The plane flew very smoothly above sea level.

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.

平面level surface
平pínglevel面miànsurface
偏正Modifier + head

海 names the sea, while 平面 describes a level surface, yielding sea level.

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
氵Written in full as水shuǐwater
Sound part声符shēngfú
每
每měi海hǎi
The sound has drifted apartThe sound part was a clue two thousand years ago — it often still helps, but not always.

海 pairs 氵 (water) with 每, which gives the sound. The 氵 side shows it is about water.

Open 海 →

Two or more meaningful parts placed together so that their meanings combine into a new one.

The origin is uncertain. One explanation combines 八 (division) and 亏 (exhaled air) to show smooth speech.

Open 平 →

A drawing of the thing itself, worn down over three thousand years into a few strokes.

面 originally drew a man’s face, with one eye exaggerated; the horizontal stroke was added later.

Open 面 →

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