prepattern
noun
A pre-existing pattern; (Embryology ) a genetically determined pattern which governs the development of an embryo.
Origin
1940s.
- go on
- goon
- goon bag
- goonda
- go one better
- open-hearth
- open-hearth process
- open-heart surgery
- open home
- open house
- open-housed
- open housing
- open ice
- opening
- opening balance
- opening ceremony
- opening credits
- opening day
- opening gambit
- opening hours
- opening line
- opening machine
- opening medicine
- opening night
- opening out