Where does “contactor” come from?
Contactor comes from English contact, derived from Latin contactus, the past participle of contingo, composed of the prefix com- meaning "together" and a root meaning "to touch."
contactor (English): A relay used to control an electrical power...
Definitions
- A relay used to control an electrical power...
Ancestry of “contactor”, step by step
contactor traces back through two separate lines of ancestry.
via English contact
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | contact | The act of touching physically; being in close... |
| 2 | Latin | contactus | touched on all sides, having been touched on all... |
| 3 | Latin | contingō | to touch on all sides, take hold of, come into contact with |
| 4 | Latin | cōn- | Used in compounds to indicate a being or bringing together of several objects |
| 5 | Latin | cum | with, along with; at; -fold |
| 6 | Old Latin | com | Alternative form of cum |
| 7 | Proto-Italic | kom | with, along, at |
| 8 | Proto-Indo-European | ḱóm | beside, near, by, with |
| 9 | Proto-Indo-European | ḱe | Deictic particle, here; Post-positional... |
| 10 | Middle English | kyt | — |
| 11 | German | kitt | putty certain kinds of cement used for fixing e.g. window panes |
| 12 | Old High German | kuti | — |
| 13 | Proto-West Germanic | kwidu | gum, resin |
| 14 | Proto-Germanic | kweduz | resin |
| 15 | Proto-Indo-European | gʷet- | resin, gum; to say, speak |
| 16 | Proto-Indo-European | gū- | to bend; curve; arch; vault; to bow, bend, arch,... |
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 | — |