IACSSP stands for Indirect Air Carrier Standard Security Program. Suggest new definition. This definition appears rarely and is found in the following Acronym Finder categories: Military and Government. Business, finance, etc.
aster. 1  any composite plant of the genus Aster, having rays varying from white or pink to blue around a yellow disk. 2  a plant of some allied genus, as the China aster. 3  Cell Biology. a structure formed in a cell during mitosis, composed of astral rays radiating about the centrosome. 4  Furniture. sunflower (def 2).
For other uses, see Aster (disambiguation) . Aster is a genus of flowering plants in the family Asteraceae. Its circumscription has been narrowed, and it now encompasses around 180 species, all but one of which are restricted to Eurasia; many species formerly in Aster are now in other genera of the tribe Astereae.or other uses, see Aster (disambiguation) . Aster is a genus of flowering plants in the family Asteraceae. Its circumscription has been narrowed, and it now encompasses around 180 species, all but one of which are restricted to Eurasia; many species formerly in Aster are now in other genera of the tribe Astereae.