a.1.(Anat.) Having several bellies; - applied to muscles which are made up of several bellies separated by short tendons.
2.(Zool.) Pertaining to the Polygastrica.
n.1.(Zool.) One of the Polygastrica.
References in periodicals archive ?
Selective activation of different portions of the rectus abdominis muscle is theoretically possible because, in morphological terms, the rectus abdominis is a polygastric (literally, "with several bellies") muscle with three to four portions on the left and right sides of the body.
Several frog blood values were similar to those found in human beings (ALT, GGT, bleeding and coagulation time), and both domestic monogastric (neutrophils, lymphocytes, LDL-C, C1, LDH) and polygastric mammals (fibrinogen, AST).