CRINOIDEA n.
rmata, including numerous extinct families and genera, but comparatively few living ones. Most of the fossil species, like some that are recent, were attached by a jointed stem. See Blastoidea, Cystoidea, Comatula.
CRITICAL a.
e medium. -- Critical philosophy, the metaphysical system of Kant; -- so called from his most important work, the "Critique of Pure Reason." - - Critical point (Physics), a certain temperature, different for different gases, but always the same for each gas, regarded as the limit above which no amount of pressure can…
CROW n.
oucal. -- Crow shrike (Zoöl.), any bird of the genera Gymnorhina, Craticus, or Strepera, mostly from Australia. -- Red-legged crow. See Crough. -- As the crow flies, in a direct line. -- To pick a crow, To pluck a crow, to state and adjust a difference or grievance (with any one).
CRUCIBLE n.
A test of the most decisive kind; a severe trial; as, the crucible of affliction. Hessian crucible (Chem.), a cheap, brittle, and fragile, but very refractory crucible, composed of the finest fire clay and sand, and commonly used for a single heating; -- named from the place of manufacture.
CULVER'S PHYSIC; CULVER'S ROOT n.
The root of a handsome erect herb (Leptandra, syn. Veronica, Virginica) common in most moist woods of North America , used as an active cathartic and emetic; also, the plant itself.
CUSTARD n.
ot.), a low tree or shrub of tropical America, including several species of Anona (A. squamosa, reticulata, etc.), having a roundish or ovate fruit the size of a small orange, containing a soft, yellowish, edible pulp. -- Custard coffin, pastry, or crust, which covers or coffins a custard [Obs.] Shak.…