Science Glossary
  • 500+ key scientific terms visualized in stunning images and concise textual definitions
  • Short 30–60 second films using memorable visual and written learning cues
  • Clear and engaging, Twig Science Glossary reinforces the learning of key curriculum terms
Eukaryote

Eukaryote

An organism whose cells contain substructures called organelles.

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Cathode

Cathode

The electrode out of which electrical current flows in a polarized device.

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Mesosphere

Mesosphere

A layer of the atmosphere.

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Longitudinal wave

Longitudinal wave

A waveform in which the vibrations of the medium it's propagated through are in the same direction as the wave's travel.

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Pure

Pure

Free of any unwanted substances or contaminants.

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Toxic

Toxic

Poisonous, capable of causing death or serious illness by chemical means.

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