1. isotherm

noun. (meteorology) an isogram connecting points having the same temperature at a given time.


  • isogram
  • weather map
  • isarithm
  • weather chart

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Sentences with isotherm

1. Noun, singular or mass
The tropopause typically marks the uppermost limit of cloud activity; instead of rising above this isotherm, large storm clouds typically spread out horizontally in an anvil shape.

2. Adjective
Step 4 follows another isotherm down and to the right to the point (1.8299 × 10-4, 101,325).