ostr- root words — words with the ostr- root

The root ostr- comes from Greek strouthos, meaning sparrow, bird. 2 words in Dendril are built from it, including ostrich, struthious. Dendril shows them on a free interactive word map — no signup, no ads.

Words that use the ostr- root

Explore words with ostr- — words containing the ostr- root and sharing its sense of "sparrow, bird". Examples include ostrich, struthious. Click any word to see its own roots, definition, and related words.

What does ostr- mean?

The ostr- root means sparrow, bird, from Greek strouthos. Recognizing it helps you decode and remember the many English words built on this root.