nacre

/ˈneɪ.kər/ (bre, ipa) · /ˈneɪ.kɚ/ (ame, ipa) · /ˈnā-kər/ (ame, mw)

nacre — noun

1. the shiny, hard inner lining of many sea-shells, also called mother-of-pearl, wh

1.名詞C2
釋義

the shiny, hard inner lining of many sea-shells, also called mother-of-pearl, which shows soft rainbow colours when light hits it and is often cut into buttons, beads, or thin pieces used to decorate jewellery and furniture.

例句

Noor's grandmother kept her sewing buttons in a small box made of polished nacre.

made of nacre — describes material

Light from the window bounced off the nacre on the inside of the oyster shell.

nacre on the inside of [shell] — typical location phrasing

同義詞
  • mother-of-pearl

    everyday word for the same substance; far more common in conversation

  • pearl shell

    informal term, mainly for the whole shell rather than just the inner layer

用法筆記

Almost always uncountable; takes no plural and rarely takes 'a/an'. In everyday writing, 'mother-of-pearl' is more common than 'nacre'; 'nacre' tends to appear in books on jewellery, biology, or craft.

常見錯誤

❌She bought two nacres at the market.
✅She bought two pieces of nacre at the market.
💡nacre is uncountable, so use a measure word like 'piece' or 'sheet'.
❌The ring was made of a nacre stone.
✅The ring was made of nacre.
💡nacre is a substance, not a stone; no article needed in this kind of material phrase.