Where does “lactosidase” come from?
lactosidase (English) comes from English lactoside, from English lactose, from French lactose, from French -ose, from Ancient Greek -ωσις, from Ancient Greek -σῐς, from Ancient Greek -τις, from Proto-Indo-European -tis — Derives abstract/action nouns from verb roots.
lactosidase (English): Any enzyme that catalyses the hydrolysis of a lactoside
Definitions
- Any enzyme that catalyses the hydrolysis of a lactoside
Ancestry of “lactosidase”, step by step
lactosidase traces back through two separate lines of ancestry.
via English lactoside
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | lactoside | Any glycoside of lactose |
| 2 | English | lactose | The disaccharide sugar of milk and dairy... |
| 3 | French | lactose | lactose |
| 4 | French | -ose | -osis, a functional disease or condition; -ose, a... |
| 5 | Ancient Greek | -ωσις | abnormal condition or state; state, abnormal... |
| 6 | Ancient Greek | -σῐς | "suffix forming nouns" |
| 7 | Ancient Greek | -τις | retained after dentals |
| 8 | Proto-Indo-European | -tis | Derives abstract/action nouns from verb roots |