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CONCRETE, adjective [Latin , to grow together, to grow. See Grow.]

1. Literally, united in growth. Hence, formed by coalition of separate particles in one body; consistent in a mass; united in a solid form.

The first concrete state or consistent surface of the chaos.

2. In logic, applied to a subject; not abstract; as the whiteness of snow. Here whiteness is used as a concrete term, as it expresses the quality of snow.

CONCRETE terms, while they express the quality, do also express, or imply, or refer to a subject to which they belong.

A concrete number expresses or denotes a particular subject, as three men; but when we use a number without reference to a subject, as three, or five, we use the term in the abstract.


1. A compound; a mass formed by concretion, spontaneous union or coalescence of separate particles of matter in one body.

Gold is a porous concrete

2. In philosophy, a mass or compound body, made up of different ingredients; a mixed body or mass.

Soap is a factutious concrete

3. In logic, a concrete term; a term that includes both the quality and the subject in which it exists; as nigrum, a black thing.

CONCRETE, verb intransitive To unite or coalesce, as separate particles, into a mass or solid body, chiefly by spontaneous cohesion, or other natural process; as saline particles concrete into crystals; blood concretes in a bowl. Applied to some substances, it is equivalent to indurate; as, metallic matter concretes into a hard body. Applied to other substances, it is equivalent to congeal, thicken, inspissate, , coagulate; as in the concretion of blood.

CONCRETE, verb transitive To form a mass by the cohesion or coalescence of separate particles.