1.
base, root, point of attachment
The point where something is attached to or joins a larger body. Most commonly used for body parts (where a limb meets the torso) but also for plants and other objects.
Most frequently used with body parts, especially limbs. The concept is the junction point where one thing grows out of or attaches to another.
Common collocations
- 足の付け根 (base of the leg / hip joint area)
- 指の付け根 (base of the finger)
- 腕の付け根 (base of the arm / shoulder area)
- 歯の付け根 (base of a tooth, gum line)
- 枝の付け根 (base of a branch)
Also written as 付け根 in some sources. The concept is the point where something is "attached" (付ける) at its "root" (根).