Definition of 形成層 (けいせいそう)
けいせいそう
                        形成層
けいせいそう
keiseisou
noun
•
        
cambium layer, formative layer
Related Kanji
| 形 | shape, form, style | 
| 成 | turn into, become, get, grow, elapse, reach | 
| 層 | stratum, social class, layer, story, floor |