Căutare în Webster - Dicționarul explicativ al limbii engleze

Pentru căutare rapidă introduceți minim 3 litere.

 

NAPHTHALENE - Definiția din dicționar

Traducere: română


Notă: Puteţi căuta fiecare cuvânt din cadrul definiţiei printr-un simplu click pe cuvântul dorit.

Naph"tha*lene (?), n. (Chem.) A white crystalline aromatic hydrocarbon, C10H8, analogous to benzene, and obtained by the distillation of certain bituminous materials, such as the heavy oil of coal tar. It is the type and basis of a large number of derivatives among organic compounds. Formerly called also naphthaline.
[1913 Webster]

Naphthalene red (Chem.), a dyestuff obtained from certain diazo derivatives of naphthylamine, and called also magdala red. -- Naphthalene yellow (Chem.), a yellow dyestuff obtained from certain nitro derivatives of naphthol.
[1913 Webster]