beaker

/ˈbiːkə(r)/ (bre, ipa) · /ˈbiːkər/ (ame, ipa) · /ˈbē-kər/ (ame, mw)

beaker — noun

  • beakersingular
  • beakersplural

1. a glass or plastic container with straight sides, a flat bottom, and a small pou

1.名詞B1
釋義

a glass or plastic container with straight sides, a flat bottom, and a small pouring spout, used in science laboratories for holding, measuring, or mixing liquids

例句

Mei-Lin poured the blue liquid into a glass beaker before heating it over the flame.

glass beaker

The chemistry teacher handed Kwame a plastic beaker filled with clear water.

plastic beaker

同義詞
  • container

    general term; beaker is a specific type of container for lab use

  • vessel

    more formal and general; beaker is a particular kind of laboratory vessel

  • flask

    similar lab item but with a narrow neck and different shape; not interchangeable

常見錯誤

❌I poured the acid into a flask.
✅I poured the acid into a beaker.
💡A beaker has straight sides and a wide mouth with a spout; a flask has a narrow neck and a round body.

2. a wide cup without a handle, often made of plastic or paper, used for drinking

2.名詞B1
釋義

a wide cup without a handle, often made of plastic or paper, used for drinking

例句

Fatima filled a paper beaker with hot tea and carried it carefully to her desk.

paper beaker

The children each grabbed a plastic beaker of orange juice from the picnic table.

beaker of orange juice

同義詞
  • cup

    general term; a cup often has a handle, while a beaker usually does not

  • mug

    a mug has a handle and is usually thicker and taller; not the same as a beaker

  • tumbler

    a straight-sided drinking glass without a handle, similar in shape to a beaker but made of glass