Where does “cryopump” come from?
cryopump (English) comes from English pump, from Middle English pumpe, from Middle Low German pumpe, from Middle Dutch pompe — device for raising water, pump; pipe, water...
cryopump (English): A vacuum pump that traps gases and vapours by...
Definitions
- A vacuum pump that traps gases and vapours by...
Ancestry of “cryopump”, step by step
cryopump traces back through two separate lines of ancestry.
via English pump
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | pump | A device for moving or compressing a liquid or... |
| 2 | Middle English | pumpe | — |
| 3 | Middle Low German | pumpe | pump; a pump |
| 4 | Middle Dutch | pompe | device for raising water, pump; pipe, water... |
via English cryo
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | cryo | cryoprecipitate |