actinostomal

adjective
ac·​ti·​nos·​to·​mal | \ ¦ak-tə-¦nä-stə-məl\

Definition of actinostomal

: relating or belonging to an actinostome

First Known Use of actinostomal

1906, in the meaning defined above

History and Etymology for actinostomal

actinostome + -al

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