prosoma

noun

pro·so·ma | \ (ˌ)prō-ˈsō-mə

Definition of prosoma

: the anterior region of the body of an invertebrate (such as an arachnid) especially when the segmentation is suppressed or obscured especially : cephalothorax

Examples of prosoma in a Sentence

Recent Examples on the Web The head, or prosoma, houses most vital organs, including the heart and the brain. — National Geographic, "Atlantic horseshoe crab," 20 Apr. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'prosoma.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.