substituent

substituent
/sub stich"ooh euhnt/, n.
1. Chem. an atom or atomic group that takes the place of another atom or group present in the molecule of the original compound.
adj.
2. having been or capable of being substituted.
[1890-95; < L substituent- (s. of substituens), prp. of substituere to SUBSTITUTE, equiv. to sub- SUB- + -stitu-, comb. form of statuere to set up, erect (see STATUE) + -ent- -ENT]

* * *


Universalium. 2010.

Игры ⚽ Поможем сделать НИР

Look at other dictionaries:

  • substituent — SUBSTITUÉNT, substituenţi, s.m. Element care poate înlocui un alt element, cu care are proprietăţi asemănătoare. [pr.: tu ent] – Substitui + suf. ent. cf. it. s o s t i t u e n t e . Trimis de IoanSoleriu, 13.09.2007. Sursa: DEX 98  SUBSTITUÉNT… …   Dicționar Român

  • Substituent — Sub*stit u*ent, n. [L. substituens, p. pr. See {Substitute}.] (Chem.) Any atom, group, or radical substituted for another, or entering a molecule in place of some other part which is removed. [1913 Webster] …   The Collaborative International Dictionary of English

  • substituent — [sub stich′o͞o ənt] n. [< L substituens, prp. of substituere: see SUBSTITUTE] Chem. an atom or group of atoms replacing another atom or group in a compound …   English World dictionary

  • Substituent — For other meanings see substitution. In organic chemistry and biochemistry, a substituent is an atom or group of atoms substituted in place of a hydrogen atom on the parent chain of a hydrocarbon. The terms substituent, side chain, group, branch …   Wikipedia

  • substituent — noun Etymology: Latin substituent , substituens, present participle of substituere Date: circa 1896 an atom or group that replaces another atom or group in a molecule • substituent adjective …   New Collegiate Dictionary

  • Substituent — pakaitas statusas T sritis Standartizacija ir metrologija apibrėžtis Atomas ar sujungtų atomų grupė, pakeitę molekulėje vandenilio atomą. atitikmenys: angl. substituent vok. Substituent, m rus. заместитель, m; замещающая группа, f; замещающий… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • substituent — pakaitas statusas T sritis Standartizacija ir metrologija apibrėžtis Atomas ar sujungtų atomų grupė, pakeitę molekulėje vandenilio atomą. atitikmenys: angl. substituent vok. Substituent, m rus. заместитель, m; замещающая группа, f; замещающий… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • Substituent — pakaitas statusas T sritis fizika atitikmenys: angl. substituent vok. Substituent, m rus. заместитель, m; замещающая группа, f; замещающий атом, m pranc. substituant, m …   Fizikos terminų žodynas

  • substituent — pakaitas statusas T sritis fizika atitikmenys: angl. substituent vok. Substituent, m rus. заместитель, m; замещающая группа, f; замещающий атом, m pranc. substituant, m …   Fizikos terminų žodynas

  • Substituent — Als Substituenten (v. lat.: substituere = ersetzen) im engeren Sinne bezeichnet man in der Chemie Atome oder Atomgruppen in einem Molekül, die neu an der Stelle eines anderen Atoms eingefügt wurden und dieses somit ersetzen (substituieren). Die… …   Deutsch Wikipedia

Share the article and excerpts

Direct link
… Do a right-click on the link above
and select “Copy Link”