Where does “demonstrator” come from?
Demonstrator derives from English demonstrate, from Latin demonstro meaning "to point out," formed from the prefix de- and Latin de meaning "from" or "away," ultimately from Proto-Indo-European de.
demonstrator (English): One who demonstrates anything, or proves beyond...
Definitions
- One who demonstrates anything, or proves beyond...
Ancestry of “demonstrator”, step by step
demonstrator traces back through two separate lines of ancestry.
via English demonstrate
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | demonstrate | to show how to use; to show the steps taken to... |
| 2 | Latin | demonstratus | shown, having been shown; proven, having been... |
| 3 | Latin | dēmōnstrō | to show, demonstrate, prove |
| 4 | Latin | dē- | of; from |
| 5 | Latin | dē | of; concerning; about |
| 6 | Latin | post | behind; after, since, besides, except; behind,... |
| 7 | Latin | poste | ablative singular of postis |
| 8 | Proto-Italic | posti | behind, after |
| 9 | Proto-Indo-European | pósti | after |
| 10 | Proto-Indo-European | pós | afterwards, post; by, at |
via English ‐or
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | ‐or | Creates an agent noun, often from a verb, indicating a person or object (often machines or parts of them) that do the verb or part of speech with which they are formed |
| 2 | Middle English | -our | — |
| 3 | Old French | -eor | Alternative form of -or |
| 4 | Latin | -ator | -ator, -er; second-person singular future passive... |
| 5 | Latin | -tor | -er |
| 6 | Proto-Italic | -tōr | Forms agent nouns to verb stems |
| 7 | Proto-Indo-European | -tōr | Derives agent nouns from verbs, denoting someone... |
| 8 | Proto-Indo-European | -tor-s | — |