Webster's 1828 Dictionary
MUSCOVY-DUCK
n.The musk-duck, Anas moschata.
MUSCOVY-GLASS
n.Mica, which see.
Webster's 1913 Dictionary
MUSCOVY DUCK
Mus "co *vy duck `. Etym: [A corruption of musk duck. ] (Zoöl.)
Defn: A duck (Cairina moschata ), larger than the common duck, often raised in poultry yards. Called also musk duck. It is native of tropical America, from Mexico to Southern Brazil.
MUSCOVY GLASS
Mus "co *vy glass `. Etym: [From Muscovy, the old name of Russia: cf. F.verre de Moscovie.]
Defn: Mica; muscovite. See Mica.
New American Oxford Dictionary
Muscovy
Mus co vy |ˈməskəvē ˈməskəvi | a medieval principality in west central Russia, centered around Moscow, that formed the nucleus of modern Russia. As Muscovy expanded, princes of Muscovy became the rulers of Russia; in 1472 Ivan III, grand duke of Muscovy, completed the unification of the country, and in 1547 Ivan the Terrible became the first tsar of Russia. • archaic name for Russia. ORIGIN from obsolete French Muscovie, from modern Latin Moscovia, from Russian Moskva ‘Moscow. ’
Muscovy duck
Mus co vy duck |ˈməskəvē, -ˌkōvē ˈməskəvi ˌdək | ▶noun a large tropical American tree-nesting duck, having glossy greenish-black plumage in the wild but bred in a variety of colors as a domestic bird. [Cairina moschata, family Anatidae. ]
Oxford Dictionary
Muscovy
Muscovy |ˈmʌskəvi | a medieval principality in west central Russia, centred on Moscow, which formed the nucleus of modern Russia. As Muscovy expanded, princes of Muscovy became the rulers of Russia; in 1472 Ivan III, grand duke of Muscovy, completed the unification of the country, and 1547 Ivan the Terrible became the first tsar of Russia. • archaic Russia. ORIGIN from obsolete French Muscovie, from modern Latin Moscovia, from Russian Moskva ‘Moscow ’.
Muscovy duck
Mus |covy duck ▶noun a large tropical American tree-nesting duck, having glossy greenish-black plumage in the wild but bred in a variety of colours as a domestic bird. ●Cairina moschata, family Anatidae.
The Wordsmith Dictionary