trophosphere
now rare
noun
A spherical structure or layer of tissue formed in the early stages of implantation of the blastocyst.
Origin
Late 19th century.
- Indian rhubarb
- Indian rice
- Indian ring
- Indian robin
- Indian root
- Indian rope trick
- Indian rubber
- Indian rubber tree
- Indian runner
- Indian's dream
- Indian shoe
- Indian shot
- Indian sign
- Indian's paintbrush
- Indian strawberry
- Indian style
- Indian subcontinent
- Indian sugar
- Indian summer
- Indian tea
- Indian title
- Indian tobacco
- Indian trade
- Indian trader
- Indian trail