部ぶ分ぶん木きMeanings1nounsubtreecomputingTechnical term in computer science and graph theory for a tree structure that is part of a larger tree.二に分ぶん探たん索さく木ぎの部ぶ分ぶん木きを削さく除じょするアルゴリズムを実じっ装そうした。I implemented an algorithm to delete a subtree of a binary search tree.