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prosopyle

American  
[pros-uh-pahyl] / ˈprɒs əˌpaɪl /

noun

  1. (in sponges) a pore through which water is drawn from the outside into one of the saclike chambers formed by the evagination of the body wall.


Etymology

Origin of prosopyle

1885–90; < Greek prósō forward + pýlē gate