“genteel irony, polite mockery,” 1580s, from Greek asteismos “wit, witticism,” from asteios “of a city or town” (as opposed to “country”), from asty “town, city,” especially (without the article) “Athens.”
any composite plant of the genus Aster, having rays varying from white or pink to blue around a yellow disk. a plant of some allied genus, as the . Cell Biology. a structure formed in a cell during mitosis, composed of astral rays radiating about the centrosome. Furniture. (def 2). a diminutive or pejorative suffix […]
- Aster daisy
. a daisy, Chrysanthemum arcticum, of arctic regions, having asterlike heads of white or lilac flowers.
- Aster yellows
a dwarfing and yellowing of asters and various other plants, caused by a mycoplasma transmitted by a leafhopper.
belonging to the Asterasceae, an alternative name for the plant family Compositae.