QUARTER EAGLE
\kwˈɔːtəɹ ˈiːɡə͡l], \kwˈɔːtəɹ ˈiːɡəl], \k_w_ˈɔː_t_ə_ɹ ˈiː_ɡ_əl]\
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A gold coin of the value of two and a half dollars, authorized in 1792, coinage begun 1796. The weight was slightly reduced in 1834. The reverse of this coin contains a figure of the national bird, and hence the name of the coin. As a legal tender the value of this coin is unlimited. No coinage 1800, 1801, 1809 to 1821.
By John Franklin Jameson
Word of the day
Procollagen Proline Dioxygenase
- mixed-function oxygenase that catalyzes hydroxylation prolyl-glycyl-containing-peptide, usually in protocollagen, hydroxyprolylglycyl-peptide. The enzyme utilizes molecular oxygen with a concomitant oxidative decarboxylation of 2-oxoglutarate to succinate. EC 1.14.11.2.