(ぶい)

ぶい
noun
part; site; region (of the body or an object)
medicalbody-part
1. part; site; region (of the body or an object)
A specific location or area, especially of the human body. Commonly used in medical, anatomical, and culinary (meat cuts) contexts.
Please tell me where it hurts.
Literally: Please tell me the part where there is pain.
The meat from this cut is low in fat and healthy.
The surgical site is marked before entering the operating room.

Usage

部位(ぶい) is more specific and technical than 部分(ぶぶん) (part, portion). While 部分(ぶぶん) can refer to any part of anything, 部位(ぶい) is most naturally used for body parts, anatomical regions, and cuts of meat.

Common collocations

Domain

Frequently used in medical contexts (手術(しゅじゅつ)部位(ぶい) — surgical site) and in butchery/cooking when discussing different cuts of meat.