asternia a·ster·ni·a (ā-stûr’nē-ə, ə-stûr’-)
The congenital absence of the sternum.
Also called minor planet. Astronomy. any of the thousands of small bodies of from 480 miles (775 km) to less than one mile (1.6 km) in diameter that revolve about the sun in orbits lying mostly between those of Mars and Jupiter. Zoology. an asteroidean; a starfish. . Contemporary Examples The answer: by watching the […]
- Asteroid belt
the region of space between the orbits of Mars and Jupiter in which most asteroids are located. Contemporary Examples A majority of these meteorites comes from collisions in the asteroid belt between Mars and Jupiter. New York City Stages Largest Meteorite Auction Ever Lizzie Crocker October 9, 2012 The asteroid belt in the Solar System […]
- Asteroid body
asteroid body asteroid body as·ter·oid body (ās’tə-roid’) n. An eosinophilic inclusion body having radiating lines, found in a vacuolated area of cytoplasm of a multinucleated giant cell, especially seen in sarcoidosis but occurring also in other granulomas. A structure characteristic of sporotrichosis when found in the skin or in secondary lesions of sporotrichosis.
- Asteroid hyalosis
asteroid hyalosis asteroid hyalosis n. A form of hyalosis in which numerous small spherical bodies form in the vitreous humor but do not affect vision, associated with increasing age. Also called Benson’s disease.
the class comprising the starfishes. Historical Examples The formation of the permanent Ophiuroid takes place in much the same way as in the Asteroidea. The Works of Francis Maitland Balfour, Volume II (of 4) Francis Maitland Balfour