rõngalised
Rõngalised is an Estonian adjective meaning ringed or having rings. It is formed from the noun rõng meaning ring, with the suffix -al and the participial ending -ised to mark a characteristic. In scientific writing, rõngalised describes features that are ring-shaped, annulated, or otherwise arranged in circular rings.
In biology, the term is used to characterize organisms or structures that show ring-like segmentation or markings.
Outside biology, rõngalised can describe geological or paleontological objects that display concentric ring structures or banding,