Click on the elements of interest for more details,
or make a new query .
The numbers that are shown in the parentheses indicate how
many of your word queries appear in each category.
- ptero-, pter-, -ptera, -pteron, -pteryx, -ptery, -pterous (Greek: feather, wing, winglike) (one matching result)
- pterido-, pterid- (Greek: fern [from pter[on], "feather, wing"]) (one matching result)