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Ka (Geology Dictionary)

Ka : A non-standard but widely used abbreviation for one thousand (1,000) years, using the metric prefix K (for “Kilo”) to indicate a quantity of one thousand. When not otherwise qualified, it usually indicates 1,000 years Before Present (or 1,000 years ago).

_ ស្វែងរកឬបកប្រែពាក្យផ្សេងទៀតនៅប្រអប់នេះ៖
ឯកសារការងារនិងរៀនគ្រប់ប្រភេទ៖​
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