that may be refined.

That has not been conquered, tried, worked, etc. Of soil, metal, etc.: that has never been disturbed or worked. See also maiden-wax n. at compounds 2.

Capable of being calcined.

Originally, of stones or metal: †precious (obsolete); (also) †not destroyed by fire (obsolete). Later, of a metal such as gold, silver, or…

transferred. Of a metal: Apt for working, easily wrought. Obsolete.

Of, of the nature of, or pertaining to tension; exercising or sustaining tension. spec. as tensile test (Engineering), a test for determining the…

Producing a calx; said of those metals which with oxygen form a ‘calx’.

= multiphase, adj.

Not producing slag; free from slag.

designating a substance which hardens on exposure to air, esp. steel which was cooled by a blast of air rather than by quenching during manufacture…

Containing no iron; not containing a significant amount of iron. Also: of or relating to metals other than iron and its alloys.

(of a metal, esp. steel) having good machining properties; easily cut.

Having, producing, or involving two or more phases; spec. (a) = polyphase, adj. 1 (now rare); (b) consisting of or involving two or more phases of a…

Partly metallic; spec. of the nature of a semi-metal. Cf. semi-metal, n.