"Siong-tùi goân-chú chit-liōng" pán-pún chi-kan bô-kāng--ê tē-hng

'''Siong-tùi goân-chú chit-liōng''' ([[Eng-gí]]: ''relative atomic mass'', kán-lio̍k: ''r.a.m.'', hû-hō: '''A_r'''), a̍h sī kóng '''goân-chú tāng-liōng''' (''atomic weight'', thoân-thóng hoan-e̍k: '''goân-chú-liōng''') sī chi̍t khoán thian-jiân chûn-chāi ê goân-sò͘ goân-chú, i pêng-kin bí lia̍p ê chit-liōng kap ¹²[[thoàⁿ-sò͘|C]] goân-chú chit-liōng ê 1/12 chi kan ê pí-lē.