concrete. A concretion, crystallization, petrifaction.

concrete. A solid mass formed by aggregation and cohesion of particles; a lump, nodule, clot: esp. (a) (Pathology) a hard morbid formation in the…

in quot. quasi-concrete, a result of petrifaction.

Something that has been petrified or mineralized, or formed by conversion into stone; spec. a fossil formed by petrifaction (see sense 1). Also figur…

Something formed by being petrified; = petrifaction, n. 2.

concrete. A product of the mineralizing process; a concentration of minerals; a petrifaction (now rare).

The action or result of fossilization by the precipitation of dissolved minerals in the interstices of hard tissue; an instance of this.