ronnametre en · NOUN
Etymology
From ronna- + metre.
Meanings
-
(UK) An SI unit of length equal to 10²⁷ metres. Symbol: Rm
Meronyms: picometre < nanometre < micrometre < millimetre < centimetre < decimetre < metre < kilometre < megametre < gigametre < terametre < petametre < exametre < zettametre < yottametre
Holonym: quettametre
The observable universe is about one ronnametre in diameter.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| ronnametres | Number=Plur | lexicographic |