出典:Wiktionary
出典:『Wiktionary』 (2026/06/12 20:26 UTC 版)
From Ancient Greek πνικτός (pniktós) + -gen. The first element derives from Ancient Greek πνίγω (pnígō, “to choke, to stifle”) (a property of nitrogen), which is ultimately Pre-Greek. By surface analysis, pnicto- + -gen.
pnictogen (plural pnictogens)