calorimotorA voltaic battery, from the 19th century, with a large surface of plate, producing (by the then standards) powerful heating effects.
calorizeTo form a protective surface on (a ferrous metal) by coating with aluminum powder and then heating.
caloronIn mathematical physics, a finite temperature instanton.
calthemiteAny secondary calcareous deposit, created by the action of water outside the natural cave environment. They are typically found on man made structures and mimic the shapes and forms of cave speleothems, such as stalactites, stalagmites, flowstone etc.
calvariumThe upper, domelike portion of the skull (without the lower jaw).
cameralRelating to a chamber, especially to a judicial or legislative one
camera lucidaAn instrument that uses a shaped prism or mirrors to cause an apparent image of external objects to appear as if projected upon a plane surface, so that the outlines may be conveniently traced.
camerateTo build in the form of a vault; to arch over.
capiteAn ancient English tenure, abolished in 1660, by which either person or land was held immediately of the king, or of his crown, by either knight service or socage.
cappa magnaA voluminous mantle worn by clergymen: in the Roman Catholic church, bishops wear violet, cardinals wear red.
capreolineOf or pertaining to the subfamily Capreolinae.
caprificationA process for ripening, or pollinating, figs by means of their being punctured artificially, in a manner designed to replicate the way they are pierced by certain insects, which was once thought to aid in their reproduction.
carbohæmiaAccumulation of wasteful elements of carbon or mere carbon inside blood.
carbonæmiaAn excessive amount of carbon, particularity carbon dioxide, in the blood.
carbunculationThe blasting of something, by excessive heat or cold.
cardinal virtueOne of the four foundational virtues identified by Greek and Christian philosophers, on which other virtues depend: justice, temperance, prudence, or fortitude.
cardolAn oily yellow phenolic compound C₂₁H₃₀O₃ extracted from the shell of the cashew nut and one of the primary components of CNSL.