Definition of 基本単位 (きほんたんい)
きほんたんい
                        基本単位
きほんたんい
kihontan-i
noun
•
        
base unit (metre, etc.), standard unit
Related Kanji
| 基 | fundamentals, radical (chem), counter for machines, foundation | 
| 本 | book, present, main, origin, true, real, counter for long cylindrical things | 
| 単 | simple, one, single, merely | 
| 位 | rank, grade, throne, crown, about, some |