serosa

se·ro·sa

[si-roh-suh, -zuh]
noun, plural se·ro·sas, se·ro·sae [-see, -zee] .
1.
Embryology, Zoology.
a.
the chorion.
b.
a similar membrane in insects and other lower invertebrates.

Origin:
1885–90; < Neo-Latin serōsa, feminine of serōsus, equivalent to Latin ser(um) serum + -ōsus -ose1

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World English Dictionary
serosa (sɪˈrəʊsə) [Click for IPA pronunciation guide]
 
n
1.  another name for serous membrane
2.  one of the thin membranes surrounding the embryo in an insect's egg
 
[C19: from New Latin, from serōsus relating to serum]

Collins English Dictionary - Complete & Unabridged 10th Edition
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00:10
Serosa is always a great word to know.
So is zedonk. Does it mean:
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
the offspring of a zebra and a donkey.
American Heritage
Medical Dictionary

serosa se·ro·sa (sĭ-rō'sə, -zə)
n. pl. se·ro·sas or se·ro·sae (-sē, -zē)

  1. See serous membrane.

  2. The chorion of a bird or reptile embryo.

The American Heritage® Stedman's Medical Dictionary
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