quettametre
English
Etymology
Noun
quettametre (plural quettametres)
- (metrology) An SI unit of length equal to 1030 metres. Symbol: Qm
- Alternative forms: Qm (symbol), quettameter (US)
- Meronyms: picometre < nanometre < micrometre < millimetre < centimetre < decimetre < metre < kilometre < megametre < gigametre < terametre < petametre < exametre < zettametre < yottametre < ronnametre