Table of Contents POS
HYPHEN
WORDNET DICTIONARY
CIDE DICTIONARY
ROGET THESAURUS

WORDNET DICTIONARY

Noun compactness has 2 senses

• compactness(n = noun.attribute) concentration, denseness, density, tightness - the spatial property of being crowded together; Array
is a kind of spacing, spatial arrangement

• compactness(n = noun.attribute) Array - the consistency of a compact solid; Array
is a kind of solidity, solidness
has particulars: denseness, density
Derived form adjective compact₂

CIDE DICTIONARY

ROGET THESAURUS

compactness

Contraction

N contraction, reduction, diminution, decrease of size, defalcation, decrement, lessening, shrinking, compaction, tabes, collapse, emaciation, attenuation, tabefaction, consumption, marasmus, atrophy, systole, neck, hourglass, condensation, compression, compactness, compendium, squeezing, strangulation, corrugation, astringency, astringents, sclerotics, contractility, compressibility, coarctation, inferiority in size, contracting, astringent, shrunk, contracted, strangulated, tabid, wizened, stunted, waning, neap, compact, unexpanded &c (expand), contractile, compressible, smaller &c (small).

For further exploring for "compactness" in Webster Dictionary Online