concentration

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. the strength of a solution;
number of molecules of a substance in a given volume (Freq. 25)
• Derivationally related forms:
concentrate
• Hypernyms:
property
• Hyponyms:
titer, titre, hydrogen ion concentration, molality, molal concentration,
molarity, molar concentration, M
2. the spatial property of being crowded together (Freq. 5)
• Syn:
density, denseness, tightness, compactness
• Ant:
distribution
• Derivationally related forms:
tight (for: tightness), dense (for: denseness), dense (for: density), concentrate
• Hypernyms:
spacing, spatial arrangement
3. strengthening the concentration (as of a solute in a mixture) by removing diluting material (Freq. 3)
• Ant:
dilution
• Derivationally related forms:
concentrate
• Hypernyms:
strengthening
• Hyponyms:
pervaporation
4. increase in density (Freq. 2)
• Derivationally related forms:
concentrate
• Hypernyms:
increase
• Hyponyms:
compaction, compression, concretion, densification, rarefaction
5. complete attention;
intense mental effort (Freq. 2)
• Syn:
engrossment, absorption, immersion
• Derivationally related forms:
immerse (for: immersion), absorb (for: absorption), engross (for: engrossment), concentrate
• Hypernyms:
attention
• Hyponyms:
focus, focusing, focussing, focal point, direction,
centering, specialism, study
6. bringing together military forces (Freq. 1)
• Derivationally related forms:
concentrate
• Hypernyms:
assembly, assemblage, gathering
7. great and constant diligence and attention
• Syn:
assiduity, assiduousness
• Derivationally related forms:
concentrate, assiduous (for: assiduousness), assiduous (for: assiduity)
• Hypernyms:
diligence, industriousness, industry
• Hyponyms:
intentness, engrossment, singleness

• Từ đồng nghĩa / Synonyms:
  assiduity, assiduousness, engrossment, absorption, immersion, density, denseness, tightness, compactness
• Từ trái nghĩa / Antonyms:
  dilution, distribution, dispersion