noun, plural se·ro·sas, se·ro·sae [si-roh-see, -zee]. /sɪˈroʊ si, -zi/.
- the chorion.
- a similar membrane in insects and other lower invertebrates.
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Words nearby serosa
Example sentences from the Web for serosa
Indusium: the case made by an insect larva: a membranous layer of the embryo of Locustidae below the serosa.
Serosa: the outer membrane that envelops the forming embryo, the amnion and the remainder of the egg.
Ventral plate: a thickening of the blastoderm of an egg from which the embryo, but not the amnion or serosa is formed.