germinoma
noun
ger·mi·no·ma
ˌjər-mə-ˈnō-mə 
plural germinomas
: a malignant tumor (as of the ovary, testis, mediastinum, or pineal gland) that originates from undifferentiated embryonic germ cells see dysgerminoma, seminoma
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“Germinoma.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/germinoma. Accessed 31 Oct. 2025.
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