giga-annum
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English[edit]
Alternative forms[edit]
Etymology[edit]
Noun[edit]
giga-annum (plural giga-annums)
- Gigayear, a billion years.
- 2014, Sophia Ahmed et al., “A Haploid System of Sex Determination in the Brown Alga Ectocarpus sp.”, in Current Biology, volume 24, number 17, :
- We report here the sequencing and genomic analysis of the SDR of Ectocarpus, a brown alga that has been evolving independently from plants, animals, and fungi for over one giga-annum.
Translations[edit]
109 years — see gigayear