This Week in Calvinism - April 14, 2017. 1  Why we call the worst Friday Good..  2 Both Arminianism and Calvinism are religious beliefs, writes Ted Jones, which falsely assert that Jesus' murder by crucifixion has resolved all the outstanding issues mankind has with sin.. 3  We Calvinists believe Christ died for the elect.
Princeton's WordNet(0.00 / 0 votes)Rate this definition: 1  crustacean(adj) any mainly aquatic arthropod usually having a segmented body and chitinous exoskeleton. 2  crustaceous, crustacean(adj) of or belonging to the class Crustacea.
The majority of crustaceans are aquatic, living in either marine or freshwater environments, but a few groups have adapted to life on land, such as terrestrial crabs, terrestrial hermit crabs, and woodlice.Marine crustaceans are as ubiquitous in the oceans as insects are on land. shed carapace of a lady crab, part of the hard exoskeleton. Body structure of a typical crustacean â krill. The body of a crustacean is composed of body segments, which are grouped into three regions: the cephalon or head, the thorax, and the pleon or abdomen.