English-Thai Dictionary
neptunium
N เนปทูเนียม ธาตุ เนปทูเนียม neb-jun-tiam
Webster's 1913 Dictionary
NEPTUNIUM
Nep *tu "ni *um, n. Etym: [NL. ]
Defn: A new metallic element, of doubtful genuineness and uncertain indentification, said to exist in certain minerals, as columbite. Hermann.
New American Oxford Dictionary
neptunium
nep tu ni um |nepˈt (y )o͞onēəm nɛpˈt (j )uniəm | ▶noun the chemical element of atomic number 93, a radioactive metal of the actinide series. Neptunium was discovered as a product of the bombardment of uranium with neutrons, and occurs only in trace amounts in nature. (Symbol: Np ) ORIGIN late 19th cent.: from Neptune, on the pattern of uranium (Neptune being the next planet beyond Uranus ).
Oxford Dictionary
neptunium
neptunium |nɛpˈtjuːnɪəm | ▶noun [ mass noun ] the chemical element of atomic number 93, a radioactive metal of the actinide series. Neptunium was discovered as a product of the bombardment of uranium with neutrons, and occurs only in trace amounts in nature. (Symbol: Np ) ORIGIN late 19th cent.: from Neptune, on the pattern of uranium (Neptune being the next planet beyond Uranus ).
Duden Dictionary
Neptunium
Nep tu ni um Substantiv, Neutrum Chemie , das |Nept u nium |englisch neptunium, nach dem Planeten Neptun künstlich hergestelltes Transuran chemisches Element Np
The Wordsmith Dictionary