trihydro-comb. form

Stress is usually determined by a subsequent element and vowels may be reduced accordingly. Some degree of stress is always maintained on the second syllable. If the subsequent element is an existing word, it is likely to retain its original stress pattern, e.g. trihydrostrychnine Brit.

/trʌɪˌhʌɪdrə(ʊ)ˈstrɪkniːn/,

/trʌɪˌhʌɪdrə(ʊ)ˈstrɪknɪn/, U.S.

/traɪˌhaɪdroʊˈstrɪkˌnaɪn/,

/traɪˌhaɪdroʊˈstrɪkˌnin/.

Etymology: < tri- comb. form 3 + Greek ὑδρο-, combining form of ὕδωρ water: see hydro- comb. form.

Chemistry.

A formative denoting that the compound contains the elements of three molecules of water, H₂O, united to the substance designated by the rest of the name; e.g. trihydrostrychnine, C₂₁H₂₈N₂O₅, which differs from strychnine, C₂₁H₂₂N₂O₂, by 3H₂O.

ΚΠ

1879 Jrnl. Chem. Soc. 36 387 Another basic substance was obtained, trihydrostrychnine.

This entry has not yet been fully updated (first published 1914; most recently modified version published online March 2022).

单词	trihydro-
释义	trihydro-comb. form Stress is usually determined by a subsequent element and vowels may be reduced accordingly. Some degree of stress is always maintained on the second syllable. If the subsequent element is an existing word, it is likely to retain its original stress pattern, e.g. trihydrostrychnine Brit. /trʌɪˌhʌɪdrə(ʊ)ˈstrɪkniːn/, /trʌɪˌhʌɪdrə(ʊ)ˈstrɪknɪn/, U.S. /traɪˌhaɪdroʊˈstrɪkˌnaɪn/, /traɪˌhaɪdroʊˈstrɪkˌnin/. Etymology: < tri- comb. form 3 + Greek ὑδρο-, combining form of ὕδωρ water: see hydro- comb. form. Chemistry. A formative denoting that the compound contains the elements of three molecules of water, H₂O, united to the substance designated by the rest of the name; e.g. trihydrostrychnine, C₂₁H₂₈N₂O₅, which differs from strychnine, C₂₁H₂₂N₂O₂, by 3H₂O. ΚΠ 1879 Jrnl. Chem. Soc. 36 387 Another basic substance was obtained, trihydrostrychnine. This entry has not yet been fully updated (first published 1914; most recently modified version published online March 2022). < comb. form1879
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