Ma

Submitted by György Chityil ... on Fri, 01/19/2018 - 18:23
Hierarchy: 
Abbreviation
Description: 
{{metrology}} Symbol for '''megayears ago''', a unit of time equal to 10<sup>6</sup> years in the past
Ngram Text: 
Ma
Source: 
Wiktionary
Issue: 
0
Wiktionary tag: 
metrology
Ngram Count: 
1
Wikokit WikiText ID: 
108239