head fold
Embryology
noun
A fold under the cephalic end of the blastoderm in an early amniote embryo, from which the anterior part of the body develops.
Origin
Late 19th century; earliest use found in Quarterly Journal of Microscopical Science.
- mixte
- Mixtec
- Mixteca
- mixtil
- mixtilinear
- mixtion
- mixtry
- the Elder
- the elephant in the room
- the eleventh hour
- the Elysian Fields
- the emperor has no clothes
- the emperor's new clothes
- the end justifies the means
- the end of one's tether
- the end of one's tether (or rope)
- the end of the line
- the end of the road
- the end of the road (or line)
- the end of the world
- the Enlightenment
- the Entente Cordiale
- the Established Church
- the Establishment
- the Eternal