Tegument may refer to:
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Integumentary system
The integumentary system is the set of organs forming the outermost layer of an animal's body. It comprises the skin and its appendages, which act as a physical barrier between the external environment and the internal environment that it serves ...
, a protective organ system forming the outermost layer of an animal's body
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Tegument (helminth) Tegument is a term in helminthology for the outer body covering of members of the phylum Platyhelminthes. The name is derived from a Latin word ''tegumentum'' or ''tegere'', meaning "to cover". It is characteristic of flatworms including the broad ...
, an outer covering characteristic of flatworms
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Viral tegument, or viral matrix, a protein lining surrounding the nucleocapsid of herpesviruses
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