copepod, copepod crustacean - minute marine or freshwater crustaceans usually having six pairs of limbs on the thorax; some abundant in plankton and others parasitic on fish mussel shrimp, ostracod, seed shrimp - tiny marine and freshwater crustaceans with a shrimp-like body enclosed in a bivalve shell
time and a half(noun) a rate of pay that is 1.5 times the regular rate; for overtime work.
To divide a number in Half means to divide it into two equal parts. To divide it into Fourths, or quarters, means to divide it into four equal parts. And we can do that by taking half of each Half. A quarter is half of a half. Compare Lesson 15.