si- root words — words with the si- root

The root si- comes from Latin silicium, meaning silicon. 1 words in Dendril are built from it, including sima. Dendril shows them on a free interactive word map — no signup, no ads.

Words that use the si- root

Explore words with si- — words containing the si- root and sharing its sense of "silicon". Examples include sima. Click any word to see its own roots, definition, and related words.

What does si- mean?

The si- root means silicon, from Latin silicium. Recognizing it helps you decode and remember the many English words built on this root.