protosome
/ˈprəʊtəˌsəʊm/noun
1 Genetics. The larger of two types of particle which together were postulated to constitute a gene. Compare episome. Now historical.
2 Zoology = prosoma.
Origin
1930s. From proto- + -some.
- field officer
- field of honour
- Field of the Cloth of Gold
- field of vision
- field onion
- field park
- field pattern
- field pay
- field pea
- field physics
- field piece
- field plot
- field poppy
- field position
- field post
- field postcard
- field post office
- field practice
- field preacher
- field preaching
- field-programmable
- field punishment
- field ranger
- field rank
- field rat