Concrete

1. Real, actual, tangible.
2. Being or applying to actual things, not abstract qualities or categories.
3. Particular, specific, rather than general.
4. United by coalescence of separate particles, or liquid, into one mass or solid.
5. (modifying a noun, not comparable) Made of concrete, a building material.

Synonyms

• (perceivable): tangible
• (not abstract): tangible
• (particular, specific): specific

Antonyms

• (perceivable): intangible
• (not abstract): intangible, abstract
• (particular, specific): See also Thesaurus:generic
• (united): discrete