noun
high precision; high accuracy
Used in technical, scientific, and engineering contexts to describe instruments, measurements, or processes with very low error. Often appears as a noun modifier (e.g., 高精度な, 高精度の).
この装置は高精度な測定が可能です。
This device enables high-precision measurements.
高精度のGPSが自動運転には欠かせない。
High-accuracy GPS is essential for autonomous driving.
高精細 refers to 'high definition' or 'high resolution', especially for images and displays, whereas 高精度 is about measurement accuracy.
Compound of 高 (high) and 精度 (precision/accuracy). 精度 itself is a Sino-Japanese word from 精 (refined, precise) and 度 (degree).