a brand name for a preparation containing a mixture of two isomers of amphetamine.
the free-swimming, bilaterally symmetrical larva of certain starfishes. Historical Examples The Works of Francis Maitland Balfour, Volume II (of 4) Francis Maitland Balfour The Sea-beach at Ebb-tide Augusta Foote Arnold The Works of Francis Maitland Balfour, Volume II (of 4) Francis Maitland Balfour Elementary Zoology, Second Edition Vernon L. Kellogg The Ocean World: Louis Figuier […]
pinnate, as a leaf, with the divisions also pinnate. Historical Examples The Fern Lover’s Companion George Henry Tilton The Elements of Botany Asa Gray The Ocean World: Louis Figuier Narrative Of The Voyage Of H.M.S. Rattlesnake, Commanded By The Late Captain Owen Stanley, R.N., F.R.S. Etc. During The Years 1846-1850. Including Discoveries And Surveys In […]
an airplane with two sets of wings, one above and usually slightly forward of the other. Contemporary Examples Warren Jeffs’ Flock in Denial Carol McKinley August 4, 2011 Historical Examples The Aeroplane Claude Grahame-White and Harry Harper High Adventure James Norman Hall The Boy’s Book of New Inventions Harry E. Maule The Trail of the […]
a two-legged support, as for an automatic rifle. noun a two-legged support or stand