English word mammosphere comes from English -sphere, English mammo-
| Dictionary entry | Language | Definition |
|---|---|---|
| -sphere | English (eng) | (mathematics) Used to form nouns indicating a sphere of x dimensions. Designating some layer of the Earth. |
| mammo- | English (eng) | (biology, medicine) relating to the mammary organs (mammary glands, breasts, udders, and dugs). |
| mammosphere | English (eng) | (cytology) A clump of mammary gland cells that forms under certain circumstances. |