Definition of teratoma
: a tumor made up of a heterogeneous mixture of tissues
Recent Examples of teratoma from the Web
After a routine ultrasound at 16 weeks pregnant, the mother of two discovered that her unborn baby had sacrococcygeal teratoma, a type of tumor that develops at the base of the tailbone and occurs in one out of every 40,000 pregnancies.
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Origin and Etymology of teratoma
First Known Use: 1879See Words from the same year
Medical Definition of teratoma
: a tumor derived from more than one embryonic layer and made up of a heterogeneous mixture of tissues (as epithelium, bone, cartilage, or muscle)
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