- 1 [mass noun] Severe, typically prolonged, feelings of despondency and dejection: self-doubt creeps in and that swiftly turns to depressionMore example sentences
melancholy, misery, sadness, unhappiness, sorrow, woe, gloom, gloominess, dejection, downheartedness, despondency, dispiritedness, low spirits, heavy-heartedness, moroseness, discouragement, despair, desolation, dolefulness, moodiness, pessimism, hopelessness; the slough of despond; upset, tearfulnessNorth American • informal the blahs, a funk, a blue funk• informal , • dated the mopes• technical clinical depression, endogenous depression, reactive depression, postnatal depression, dysthymia, melancholia• literary dolour• archaic the megrims
- Tiredness might have played its part, but the sense of dejection and depression emanating from the studio clouded the whole broadcast.
- We are too prone to judge ourselves by our moments of despondency and depression.
- We're staying several steps ahead of gloom, despair, deep dark depression, and excessive misery.
- 1.1 Medicine A mental condition characterized by severe feelings of hopelessness and inadequacy, typically accompanied by a lack of energy and interest in life: she suffered from clinical depressionMore example sentences
- Antipyschotics may also be used to treat severe cases of depression accompanied by psychosis.
- The most common premorbid psychiatric diagnoses are depression, personality disorders, and substance misuse.
- A small number of people suffer from depression so severe that they may need to be admitted to hospital.
- 2A long and severe recession in an economy or market: the depression in the housing marketMore example sentences
- They have developed a close relationship between stock market crashes and the economic recessions and depressions that follow them.
- According to him, the original estimate did take into account periodic recessions and depressions in the stock market.
- Just as the mass extinctions were associated with climatic shifts, depressions and recessions often reflect changing economic conditions.
- 3 [mass noun] The action of lowering something or pressing something down: depression of the plunger delivers two units of insulinMore example sentences
- Slight depression of the clutch stops the tractor's forward motion, while full depression stops the PTO action.
- Emergency braking techniques are taught at an early stage of driver training and require rapid and forceful depression of the brake pedal and then the clutch pedal.
- The control signal or input for brake release may therefore be generated or relate to accelerator depression, clutch engagement or gear selection.
- 3.1 [count noun] A sunken place or hollow on a surface: the original shallow depressions were slowly converted to creeksMore example sentences
- The presence of shallow depressions in the ground surface allows time for water to percolate into the soil and reduces the volume and speed of flow across the slope.
- The stone includes a depression on its concave surface where the practitioner's finger was inserted in order to assist in applying force.
- The images relayed from the probe were not much more exciting - some low hills and surface depressions.
- 4 Meteorology A region of lower atmospheric pressure, especially a cyclonic weather system: hurricanes start off as loose regions of bad weather known as tropical depressionsMore example sentences
- Rainfall in the savannah region usually arrives between November and April in heavy bursts from monsoonal depressions or tropical cyclones.
- The most significant features of the wet season are thunderstorms, tropical cyclones and rain depressions.
- Cyclonic weather with a depression centred over the UK can cause unsettled conditions in both winter and summer.
- 5 Astronomy & Geography The angular distance of an object below the horizon or a horizontal plane.More example sentences
- Angular depressions at the base of siltstone laminae represent casts of halite that was dissolved by lower-salinity waters that introduced silt.
- After sunset, as the depression of the sun increases the sky gets darker and darker until no scattered light reaches the observer.
- Thus various stages of twilight are defined in terms of the solar depression angle, in degrees.
late Middle English: from Latin depressio(n-), from deprimere 'press down' (see depress).