# beaker

/ˈbikɝ/ (US) · /bˈiːkɐ/ (UK) · CEFR B2 · Noun

Source: https://englishreference.com/word/beaker
Updated: 2026-05-25

## Definition

a round glass container with a flat bottom and a spout for pouring. You use it in science labs to hold and mix liquids.

For teachers: a cylindrical glass vessel with a flat base and a pouring lip, used for holding, mixing, and heating liquids in a laboratory setting.

## Examples

- The student poured the blue liquid into a clean beaker.
- To measure the volume of the solution accurately, the researcher transferred the liquid from the flask into a graduated beaker.
- While the beaker is primarily designed for holding rather than precise measurement, its wide mouth allows for easy stirring and observation of chemical reactions as they occur.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.