"More annulate" refers to something that is more ringed or circular in shape. Synonyms for this phrase include "more circular," "more rounded," "more looped," "more spiraled," "more coiled," and "more wound." These words describe the shape of an object or structure that appears to be repeating in a circular or curved manner. The use of these synonyms is particularly important in scientific fields such as astronomy and biology to accurately describe the shape and form of celestial bodies, plant structures, and animal shells. By using such specific language, researchers are able to communicate more clearly and effectively about their findings.