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保質期

简保质期 · 繁保質期

Mandarin · pinyin bǎo zhì qī

shelf life
expiration date

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Characters in this entry

保: bǎo · protect, safeguard, defend, care
質: Look up this written character
期: qī · period of time; date; time limit
质: zhì · matter, material, substance

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

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Mandarin tones

3–4–1 · bao3 zhi4 qi1

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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.

保質期 · find source passages ↗ · 保质期 · find source passages ↗

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Compare dictionary sources Wiktionary · 2 senses

Wiktionary English definitions · Chinese section

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

noun

date of minimum durability; expiry date; best-before date
duration of guaranteed quality; shelf life

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

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