pitch surface
Mechanics
noun
An imaginary surface passing through the teeth of one cogwheel, pinion, rack, etc., so as to touch the corresponding surface in another, without sliding, when the two components are geared together.
Origin
Mid 19th century; earliest use found in Macquorn Rankine (1820–1872), civil engineer and physicist.
- plasmocytoid
- plasmocytoma
- plasmocytosis
- plasmode
- plasmodesma
- plasmodesmal
- plasmodesmatal
- plasmodial
- plasmodic
- plasmodiocarp
- plasmodiocarpous
- plasmodiophorid
- plasmoditrophoblast
- plasmodium
- plasmodium-like
- plasmogamy
- plasmoid
- plasmolysability
- plasmolysable
- plasmolyse
- plasmolysis
- plasmolyte
- plasmolytic
- plasmolytically
- plasmolyticum