What's the difference between aggravate and irritate?

Aggravate


Definition:

  • (v. t.) To make heavy or heavier; to add to; to increase.
  • (v. t.) To make worse, or more severe; to render less tolerable or less excusable; to make more offensive; to enhance; to intensify.
  • (v. t.) To give coloring to in description; to exaggerate; as, to aggravate circumstances.
  • (v. t.) To exasperate; to provoke; to irritate.

Example Sentences:

  • (1) The major acute postoperative finding was aggravation of preexisting pharyngeal dysfunction.
  • (2) The use of functional test with the ACTH administration demonstrated organic affection of the CNS to sharply aggravate the weakening and even the exhaustion of the functional reserves of the glomerular and the reticular zones of the adrenal cortex developing during thyrotoxicosis, and also the reserve possibilities of the sympathico-adrenal system.
  • (3) This experimental study shows that vitamin A in high doses has an adjuvant effect, that is aggravating considerably the immunologic arthritis induced in the Wistar rat.
  • (4) Nine factors have been isolated whose varying combinations were most contributory to the risk of the development of CS in the studied population: cardiac diseases, transient disorder of the cerebral circulation, arterial hypertension, atherosclerosis, aggravated heredity for cardiovascular diseases, intermittent claudication, diabetes mellitus, systematic alcohol abuse, and hypodynamia.
  • (5) A 63-year-old man, with a Waldenström's disease discovered by cryoglobulinemia (ischemic lesions of fingers) was quickly aggravating (hyperviscosity syndrome) under treatment by chlorambucil in a dosage of 8 mg daily.
  • (6) Existing visual field defects in three patients were slightly aggravated and in four patients, with a pathological optic disc, visual field loss developed.
  • (7) High blood pressure is itself an independent risk factor for vascular disease, in proportion to its height, for all ages and sexes, whether systolic or diastolic, labile or fixed, and the threat is further aggravated by surges in blood pressure throughout the person's daily activities.
  • (8) As a result of a psychopathological total systems analysis of the debut of exogenously aggravated and nonaggravated paranoid schizophrenia the authors have revealed a significant interrelationship allowing the characterization of both general regularities of the "background" effect and individual characteristics secondary to a concrete nature of exogenous impact.
  • (9) Prophylactic administration of ionol which prevented a post-stress aggravation of the primary influenza infection failed to produce a favourable effect on the immunity in case of reinfection.
  • (10) Uncontrolled diabetes mellitus can aggravate the hyperlipidaemia associated with this disorder, presumably by increasing triglyceride synthesis and reducing very low density lipoprotein catabolism by lipoprotein lipase.
  • (11) In both, objective aggravation occurred in three or more steps over four days, progressing from minor finger clumsiness to total paralysis of the arm.
  • (12) A definite correlation was established between the disease and the character of work and specificity of the working postures: a long stay in a bent position aggravated by the pressure of the apron strap weighing 8-10 kg on the lumbar part of the spine.
  • (13) Empirical studies suggest the following main conclusions: functional somatic symptoms are extremely common; a large proportion appear to be caused by physiologic activity and tend to be aggravated by emotion.
  • (14) This dilemma is aggravated by the loss from the work force of graduate nurses who fail the registered nurse licensure examination.
  • (15) This situation can lead to an aggravation of degenerative complications.
  • (16) He believes there are several factors that could aggravate extremists, other than the videos.
  • (17) Direct relationship between the increase of blood fibrinolytic activity and the aggravation of the vascular degeneration could not be observed in this experiment.
  • (18) Wash-out experiments show that the sugars prevent the aggravation of mediator release by a binding of sugar to the basophil cell membrane, thereby causing a blockade of binding sites responsible for the potentiating effect of virus.
  • (19) We have shown that heme, a hydrophobic iron chelate, is rapidly incorporated into endothelial cells where, after as little as 1 h, it markedly aggravates cytotoxicity engendered by polymorphonuclear leukocyte oxidants or hydrogen peroxide (H2O2).
  • (20) However according to the authors' experience physical tiredness can legitimately be suspected to have produced this aggravation in 47.06 % of cases of a secondarily aggravated hepatitis.

Irritate


Definition:

  • (v. t.) To render null and void.
  • (v. t.) To increase the action or violence of; to heighten excitement in; to intensify; to stimulate.
  • (v. t.) To excite anger or displeasure in; to provoke; to tease; to exasperate; to annoy; to vex; as, the insolence of a tyrant irritates his subjects.
  • (v. t.) To produce irritation in; to stimulate; to cause to contract. See Irritation, n., 2.
  • (n.) To make morbidly excitable, or oversensitive; to fret; as, the skin is irritated by friction; to irritate a wound by a coarse bandage.
  • (a.) Excited; heightened.

Example Sentences:

  • (1) Postpartum management is directed toward decreasing vasospasm and central nervous system irritability and maintaining fluid and electrolyte balance.
  • (2) testosterone, fentanyl, nicotine) may ultimately be administered in this way, important questions pertaining to pharmacology (tolerance), toxicity (irritation, sensitisation) and dose sufficiency (penetration enhancement) remain.
  • (3) It was shown that the antibiotic had low acute toxicity, did not cumulate and had no skin-irritating effect.
  • (4) Inhibition of binding of [3H]TPA to the receptor preparation by tigliane and ingenane DTE correlates with irritant activity in vivo, while some daphnane and 1 alpha-alkyldaphnane DTE inhibit binding of [3H]TPA in a less pronounced manner but still are very irritant.
  • (5) Exposure to irritants was also more common among the asthmatics than the nonasthmatics with similar exposure to organic allergens (P = 0.004).
  • (6) The purpose of this study was to develop a new model for the induction of chronic irritant contact dermatitis, which would reflect well the conditions of daily practice.
  • (7) The drug I started taking caused an irritating, chronic cough, which disappeared when I switched to an inexpensive diuretic.
  • (8) These injections led to epidermal hyperplasia in areas overlying the irritant and the effect was most significant when the irritant was placed in the upper dermis.
  • (9) Two children required lidocaine therapy for cardiac irritability manifesting as multifocal PVCs and ventricular tachycardia.
  • (10) In autumn, leaf-heaps composted themselves on sunken patios, and were shovelled up by irritated owners of basement flats.
  • (11) The dietary fibre intake of 25 patients with the irritable bowel syndrome was assessed by dietary recall over one week for the period before onset of symptoms, at diagnosis and after six months treatment with bran and a fibre-rich diet, and compared with controls matched for age and sex.
  • (12) A case of epidermoid tumor of the sacral area with S3 root irritation resulting in bladder dysfunction is presented and its possible relationship to spinal puncture is discussed.
  • (13) The present study did not identify any baseline parameters such as initial prostate volume, peak flow rates, or obstructive or irritative symptom scores that correlated with clinical outcome.
  • (14) Scores on the "dependent smoking" subscale of the smoking motivation questionnaire correlated significantly with overall withdrawal severity, craving, and increased irritability.
  • (15) The airways can be affected by inflammation, can be targets of infection, and can respond to chemical irritants with bronchoconstrictive responses.
  • (16) Some pulp irritation can occur if deep restorations are not placed over a protective film.
  • (17) MIDAZOLAM IS SUPERIOR TO DIAZEPAM IN CERTAIN WAYS: it has a more rapid onset; produces greater anterograde amnesia, less postoperative drowsiness, less venous irritation and less likelihood of thrombophlebitis development.
  • (18) Primary invasive adenocarcinoma of the bladder was diagnosed in a fifty-two-year-old male with a two-month history of irritative voiding symptoms.
  • (19) We studied seventy patients, 23 males and 47 females with irritable bowel syndrome in adolescence aged 13-19 yrs, who visited the department of psychosomatic medicine in Takano Hospital during about six year period of April, 1986-July, 1992.
  • (20) The study suggested that 1) diabetes and "prediabetes" produce significant changes in levels of chondroitin 4, 6, and dermatan sulfates within alveolar bone, 2) in "prediabetic" animals, interdental bone loss occurs prior to the onset of clinical symptoms and in the absence of local irritating factors, the bone height appears to return to normal levels, and 3) there may be a correlation between alveolar bone height and relative levels of dermatan sulfate.