Meniscus

usgb/məˈnɪskəs/
noun

The curved upper surface of a liquid in a tube.

The meniscus in this test tube indicates the volume of the liquid.
Visual representation of "meniscus" - The curved upper surface of a liquid in a tube.

Often appears as...

  • concave meniscus
  • convex meniscus

Usage tips

Technical

Definition 1 of 3
Visual representation of "meniscus"
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Science Measurements

In scientific contexts, 'meniscus' often deals with measuring liquids accurately in lab equipment.

Illustration for Science Measurements
Ensure you read the meniscus at eye level for precise measurements.
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Concave vs. Convex

Remember that the meniscus can be concave or convex depending on the liquid's properties and the container.

Illustration for Concave vs. Convex
Water forms a concave meniscus in a glass cylinder.
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Laboratory Term

'Meniscus' is a technical term, typically used in chemistry or physics labs, not in everyday conversation.

Illustration for Laboratory Term
Notice the meniscus to determine the precise volume.
Visual representation of the word "Meniscus"

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