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必需

Mandarin · pinyin bì xū

to need
to require
essential
indispensable

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Characters in this entry

必: bì · surely, most certainly; must
需: xū · need, require, must; hexagram ䷄

Written characters and their own readings; the entry’s pronunciation is shown above.

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Mandarin tones

4–1 · bi4 xu1

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Read this spelling in Classical texts

Follow a written form into the eight pinned witnesses: Analects, Mencius, Laozi, Zhuangzi, Xunzi, Han Feizi, Sunzi and the Mao Shijing. A match is a place to investigate; it does not prove that a modern dictionary sense fits the passage.

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Rime Cantonese 粵拼

bit1 seoi1

Cantonese word readings for 必需. This lexicon supplies readings, not definitions.

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Wiktionary English definitions · Chinese section

Independent source senses for this spelling, with usage labels retained. Not matched to the pronunciation above.

verb

to need; to require (especially when used as an auxiliary verb)

adj

(attributive) essential; indispensable

Source page · dump 2026-09-02 · Contributors & history

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