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.
Diatoms are microscopic algae living in both fresh and salt water. They are unicellular organisms with heavily silica impregnated cell walls. Living diatoms are amongst the most abundant forms of plankton and represent an essential part of the food chain in the ocean. Once dead, their shells accumulate on the seabed and eventually form siliceous sediment deposits.