Where does “reactor” come from?
Reactor derives from English react, which combines English re- with English act, tracing through Old French re- and Latin re- (meaning "again") with Latin actum (past participle of ago, meaning "to drive or do").
reactor (English): A person who responds to a suggestion,...
Definitions
- A person who responds to a suggestion,...
Ancestry of “reactor”, step by step
reactor traces back through two separate lines of ancestry.
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 | — |
via English reäct
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | reäct | Rare spelling of react |