English Dictionary

tris-

接頭辞

形態素 廃用

(chemistry, obsolete) A variant of tri- used to indicate that the component that does not take the prefix occurs three times in the compound: trisphosphuret of copper is PCu₃; trisbenzeneazoresorcinol, C₆H(OH)₂(N₂Ph)₃.

日本語の意味

化学において、接頭辞が付かない成分が3回存在する化合物に対して用いられる「tri-」の派生形。 / つまり「三つの」や「三重の」を意味する接頭辞。

In older chemical literature, the prefix tris- was used to indicate that a component occurs three times in a compound, as in trisphosphuret of copper, PCu3.

19世紀以前の化学文献では、接頭辞トリ-は化合物中の構成要素が3回現れることを示すために用いられ、例えば銅のトリリン化物はPCu3に相当しました。

意味（1）

(chemistry, obsolete) A variant of tri- used to indicate that the component that does not take the prefix occurs three times in the compound: trisphosphuret of copper is PCu₃; trisbenzeneazoresorcinol, C₆H(OH)₂(N₂Ph)₃.

意味（2）

(chemistry) A variant of tri-, used for substitutions of three complex rather than simple units, as in,

trisbenzene-azophenol, C₆H₂(N:NC₆H₅)₃OH