βῆτα, indecl., second letter of the Greek alphabet: hence as numeral, β' = δύο and δεύτερος, but ͵β = 2,000.
II to represent ϝ, freq. in Hsch., especially in Lacon. words, cf. βείκατι, etc.
β: (τό βῆτα) бета (2-я буква греч. алфавита): β' = 2; ͵β = 2000.