Asteroid :: Asteroid (n.) A starlike body; esp. one of the numerous small planets whose orbits lie between those of Mars and Jupiter; -- called also planetoids and minor planets.
Asteroidal :: Asteroidal (a.) Of or pertaining to an asteroid, or to the asteroids..
Asterolepis :: Asterolepis (n.) A genus of fishes, some of which were eighteen or twenty feet long, found in a fossil state in the Old Red Sandstone..
Asterophyllite :: Asterophyllite (n.) A fossil plant from the coal formations of Europe and America, now regarded as the branchlets and foliage of calamites..
Gasteromycetes :: Gasteromycetes (n. pl.) An order of fungi, in which the spores are borne inside a sac called the peridium, as in the puffballs..