Where does “cleantech” come from?
cleantech (English) comes from English tech, from English technology, from Ancient Greek τεχνολογία, from Ancient Greek τεχνολόγος, from Ancient Greek τέχνη, from Ancient Greek -λογία, from Ancient Greek λόγος, from Ancient Greek λέγω — to gather, collect, with derivatives meaning to...
cleantech (English): Technologies that support increased productivity...
Definitions
- Technologies that support increased productivity...
Ancestry of “cleantech”, step by step
cleantech traces back through two separate lines of ancestry.
via English tech
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | tech | technology; technician; technique |
| 2 | English | technology | The organization of knowledge for practical... |
| 3 | Ancient Greek | τεχνολογία | systematic treatment of grammar |
| 4 | Ancient Greek | τεχνολόγος | treating by rules of art; writer on the art of... |
| 5 | Ancient Greek | τέχνη | craft, skill, trade; art; cunning, wile |
| 6 | Ancient Greek | -λογία | Base for nouns denoting the study of something,... |
| 7 | Ancient Greek | λόγος | That which is said: word, sentence, speech,... |
| 8 | Ancient Greek | λέγω | I put in order, arrange, gather; I choose, count,... |
| 9 | Proto-Indo-European | leǵ- | to gather, collect, with derivatives meaning to... |
via English clean
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | clean | "Free of dirt or impurities or protruberances.";... |
| 2 | Middle English | clene | clean |
| 3 | Old English | clǣne | pure, clear; clean, pure |
| 4 | Proto-Germanic | klainiz | shining, fine, splendid; tender, precious |
| 5 | Proto-Indo-European | g(e)lēi- | gleaming |
| 6 | Proto-Indo-European | ǵel- | to swallow; swallow |