STAIR
\stˈe͡ə], \stˈeə], \s_t_ˈeə]\
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One step of a series for ascending or descending to a different level; -- commonly applied to those within a building.
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A series of steps, as for passing from one story of a house to another; -- commonly used in the plural; but originally used in the singular only.
By Oddity Software
By William Dodge Lewis, Edgar Arthur Singer
By William Hand Browne, Samuel Stehman Haldeman
By James Champlin Fernald
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.