基き本ほん再さい生せい産さん数すうMeaningsNoun1. basic reproduction number; R0Kanji used基fundamental本book再one more time生life産give birth数numberComposed of基き本ほんbasics; fundamentals; basis; foundationNoun再さい生せい産さんreproductionNoun数すうseveral; a few; a number of; number; quantity; amount; counting; calculation; figures; numbers; …Prefix