MODULUS n.
nit, as a square inch or foot, to double, or to compress it to half, its original length, were that degree of elongation or compression possible, or within the limits of elasticity; -- called also Young's modulus. -- Modulus of rupture, the measure of the force necessary to break a given substance across, as a beam, e…
MOSASAURIA n.
rge, extinct, marine reptiles, found in the Cretaceous rocks, especially in America. They were serpentlike in form and in having loosely articulated and dilatable jaws, with large recurved tteth, but they had paddlelike feet. Some of them were over fifty feet long. They are, essentially, fossil sea serpents with paddle…
MOUND n. 3 definitions
ve mounds of earth, esp. in the valleys of the Mississippi and Ohio Rivers. Formerly they were supposed to have preceded the Indians, but later investigations go to show that they were, in general, identical with the tribes that occupied the country when discovered by Europeans. -- Mound maker (Zoöl.), any one of the…