Definition of haemocoel in English:


Line breaks: haemo|coel
Pronunciation: /ˈhiːməsiːl
(US hemocoel)


  • The primary body cavity of most invertebrates, containing circulatory fluid.
    More example sentences
    • Arthropods also have a hemocoel, an open body cavity in which blood flows and bathes the tissues and organs.
    • The circulatory system includes a heart that pumps blood into an open body cavity or hemocoel.
    • Other internal organs are suspended in a general hemocoel.


late 19th century: from haemo- 'of blood' + Greek koilos 'hollow, cavity'.

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