Where does “tetrastarch” come from?
tetrastarch (English) comes from English starch, from Middle English starche, from Middle English sterch, from Middle English stark, from Old English stearc, from Proto-West Germanic stark, from Proto-Germanic starkaz, from Proto-Indo-European (s)terg- — to be stiff; rigid; rigid, stiff.
tetrastarch (English): A hydroxyethyl starch with four hydroxyethyl...
Definitions
- A hydroxyethyl starch with four hydroxyethyl...
Ancestry of “tetrastarch”, step by step
tetrastarch traces back through two separate lines of ancestry.
via English starch
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | starch | A widely diffused vegetable substance found... |
| 2 | Middle English | starche | — |
| 3 | Middle English | sterch | stiff |
| 4 | Middle English | stark | — |
| 5 | Old English | stearc | severe, stern, harsh; stiff, rigid, not bending,... |
| 6 | Proto-West Germanic | stark | stiff, stark |
| 7 | Proto-Germanic | starkaz | — |
| 8 | Proto-Indo-European | (s)terg- | to be stiff; rigid; rigid, stiff |
via English tetra
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | tetra | Any of numerous species of small South American... |
| 2 | Translingual | Tetragonopterus | — |
| 3 | Ancient Greek | πτερόν | feather; wing; Any winged creature |
| 4 | Proto-Indo-European | péth₂r̥ | wing; feather |
| 5 | Proto-Indo-European | peth₂- | to spread out; to fly |