Definitions of pressor
  1. adjective
    increasing (or tending to increase) blood pressure
    pressor reflexes”
  2. noun
    any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs; maintains or increases blood pressure
    synonyms: vasoconstrictive, vasoconstrictor
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    adrenergic, adrenergic drug
    drug that has the effects of epinephrine
    Hypertensin, angiotensin, angiotonin
    any of several vasoconstrictor substances (trade name Hypertensin) that cause narrowing of blood vessels
    an antidiuretic and vasoconstrictor used to treat diabetes insipidus
    Privine, Sudafed, naphazoline
    vasoconstrictor (trade names Privine and Sudafed) used in nasal sprays to treat symptoms of nasal congestion and in eyedrops to treat eye irritation
    any agent that produces vasoconstriction and a rise in blood pressure (usually understood as increased arterial pressure)
    cold, coldness, frigidity, frigidness, low temperature
    the absence of heat
    noradrenaline, norepinephrine
    a catecholamine precursor of epinephrine that is secreted by the adrenal medulla and also released at synapses
    Adrenalin, adrenaline, epinephrin, epinephrine
    a catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action
    ADH, Pitressin, antidiuretic hormone, vasopressin
    hormone secreted by the posterior pituitary gland (trade name Pitressin) and also by nerve endings in the hypothalamus; affects blood pressure by stimulating capillary muscles and reduces urine flow by affecting reabsorption of water by kidney tubules
    an alkaloid poison that occurs in tobacco; used in medicine and as an insecticide
    angiotensin I
    a physiologically inactive form of angiotensin that is the precursor to angiotensin II
    angiotensin II
    a potent vasopressor agent formed from angiotensin I
    a powerful vasoconstrictor used to dilate the pupils and relieve nasal congestion
    an adrenergic drug used in many preparations to relieve allergic reactions or respiratory infections
    chill, gelidity, iciness
    coldness due to a cold environment
    chilliness, coolness, nip
    the property of being moderately cold
    coldness as evidenced by frost
    the quality of being at a refreshingly low temperature
    type of:
    an active and efficient cause; capable of producing a certain effect
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