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
Cervix

Cervix

The lower end of the uterus, where it joins the upper end of the vagina.

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Planetary nebula

Planetary nebula

A glowing cloud of dust and ionized gas surrounding a dying star.

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Anode

Anode

An electrical device from which electrons leave.

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Substrate

Substrate

In materials science, the surface on which a coating is deposited. In biochemistry, a substrate is a molecule on which an enzyme acts to produce reaction products.

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Electrode

Electrode

An electrical conductor.

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Glucose

Glucose

A simple sugar.

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