depression

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. a mental state characterized by a pessimistic sense of inadequacy and a despondent lack of activity (Freq. 4)
• Ant:
elation
• Hypernyms:
psychological state, psychological condition, mental state, mental condition
• Hyponyms:
melancholia, blues, blue devils, megrims, vapors,
vapors, funk, blue funk, melancholy, slough of despond,
low spirits, dejection
2. a long-term economic state characterized by unemployment and low prices and low levels of trade and investment (Freq. 3)
• Syn:
slump, economic crisis
• Derivationally related forms:
slump (for: slump)
• Hypernyms:
economic condition, crisis
• Instance Hyponyms:
Great Depression
3. a sunken or depressed geological formation (Freq. 3)
• Syn:
natural depression
• Ant:
natural elevation (for: natural depression)
• Hypernyms:
geological formation, formation
• Hyponyms:
basin, bed, bottom, crater, hole,
hollow, lowland, sinkhole, sink, swallow hole, trench,
deep, oceanic abyss, trough, valley, vale
4. sad feelings of gloom and inadequacy (Freq. 1)
• Hypernyms:
sadness, unhappiness
• Hyponyms:
demoralization, demoralisation, helplessness, despondency, despondence,
heartsickness, disconsolateness, oppression, oppressiveness, dysphoria
5. an air mass of lower pressure;
often brings precipitation
- a low moved in over night bringing sleet and snow
• Syn:
low
• Hypernyms:
air mass
• Part Holonyms:
cyclone
6. a state of depression and anhedonia so severe as to require clinical intervention
• Syn:
depressive disorder, clinical depression
• Hypernyms:
affective disorder, major affective disorder, emotional disorder, emotional disturbance
• Hyponyms:
agitated depression, anaclitic depression, dysthymia, dysthymic depression, endogenous depression,
exogenous depression, reactive depression, major depressive episode, neurotic depression, psychotic depression, retarded depression
7. a concavity in a surface produced by pressing
- he left the impression of his fingers in the soft mud
• Syn:
impression, imprint
• Hypernyms:
concave shape, concavity, incurvation, incurvature
• Hyponyms:
dimple, groove, channel, dip, incision,
scratch, prick, slit, dent, sag, droop,
wrinkle, furrow, crease, crinkle, seam, line,
crevice, cranny, crack, fissure, chap
8. angular distance below the horizon (especially of a celestial object)
• Hypernyms:
angular position
9. pushing down
- depression of the space bar on the typewriter
• Derivationally related forms:
depress
• Hypernyms:
push, pushing
• Hyponyms:
click, mouse click

• Từ đồng nghĩa / Synonyms:
  impression, imprint, depressive disorder, clinical depression, low, Depression, Great Depression, natural depression, slump, economic crisis
• Từ trái nghĩa / Antonyms:
  natural elevation, elevation, elation