Definition of Kiloannum. Meaning of Kiloannum. Synonyms of Kiloannum

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Definition of Kiloannum

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Meaning of Kiloannum from wikipedia

- A year is the time taken for astronomical objects to complete one orbit. For example, a year on Earth is the time taken for Earth to revolve around the...
- or millenniums) is a period of one thousand years, sometimes called a kiloannum (ka), or kiloyear (ky). Normally, the word is used specifically for periods...
- substitutions at a DNA site, used in Ka/Ks ratio Ka tree, Terminalia carolinensis kiloannum or kiloannus (ka), a unit of time equal to one thousand (103) years Keepalive...
- some preferring to use "ky". ISO 80000-3 recommends usage of ka (for kiloannum), which avoids the implicit English bias of "year" by using a Latin root...
- Australopithecus, direct ancestor to modern Homo sapiens, appear 200 ka (kiloannum: thousand years ago): First modern Homo sapiens appear in East Africa...
- Paleoarchean (3.2–3.6 Ga) Eoarchean (3.6–4 Ga) Hadean Eon (4–4.6 Ga)   ka = kiloannum (thousands years ago); Ma = megaannum (millions years ago); Ga = gigaannum...
- Paleoarchean (3.2–3.6 Ga) Eoarchean (3.6–4 Ga) Hadean Eon (4–4.6 Ga)   ka = kiloannum (thousands years ago); Ma = megaannum (millions years ago); Ga = gigaannum...
- Paleoarchean (3.2–3.6 Ga) Eoarchean (3.6–4 Ga) Hadean Eon (4–4.6 Ga)   ka = kiloannum (thousands years ago); Ma = megaannum (millions years ago); Ga = gigaannum...
- Paleoarchean (3.2–3.6 Ga) Eoarchean (3.6–4 Ga) Hadean Eon (4–4.6 Ga)   ka = kiloannum (thousands years ago); Ma = megaannum (millions years ago); Ga = gigaannum...
- commonly used by geologists are Ga (gigaannum, billion years), and ka (kiloannum, thousand years), with the latter often represented in calibrated units...