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).
What is an Asterism? | Basic Celestial Phenomena | Constellations Index | What is an asterism? Give two favorite examples. An asterism is a star-pattern that is not a constellation. Asterisms may be contained within a single constellation or consist of stars belonging to different constellations. The Big and Little Dippers are asterisms within the constellations of Ursus Major and Ursus Minor. The Summer Triangle and Winter Hexagon are asterisms that include stars from several constellations. Related Note: Asterism derives from the Greek word for star, aster. However, in ancient astronomical texts aster was often used for a combination of stars rather than for single stars. Aster could also refer to a planet, or to a particular configuration of planets or a conjunction of planets and stars.