What's the difference between coincidental and fortuitous?

Coincidental


Definition:

  • (a.) Coincident.

Example Sentences:

  • (1) An experimental model was established in the ewe allowing one to predict with accuracy an antral follicle that coincidentally would either undergo ovulation (6-8 mm diameter) or atresia (3-4 mm diameter) following synchronization of luteal regression and the onset of the gonadotropin surge.
  • (2) It remains to be seen, whether the small number and sterility causes were coincidental or manifest themselves in future, especially, if the sterility concerned can be classified as idiopathic.
  • (3) Coincidentally, the survey was conducted during Malcolm Turnbull’s first five months in office – peak honeymoon.
  • (4) The unusual activity of IM effector preparations against HLA-mismatched LCLs arises from fortuitous cross-recognition of allogeneic cells by immunologically specific cytotoxic T cell clones coincidentally expanded in vivo alongside the EBV-specific response.
  • (5) Therefore the association between HB virus infection and cirrhosis on the one hand and chronic lymphoproliferative disorders on the other may not be purely coincidental.
  • (6) Providing such feedback greatly diminishes presentation-order effects and coincidentally produces substantial increases in response accuracy.
  • (7) A diagnosis of anterior ischemic optic neuropathy, with coincidental aphakic cystoid macular edema, was initially considered.
  • (8) The coincidental occurrence of agnathia-microglossia with chondrodystrophy lends itself to the study of the mechanism of cleft palate formation.
  • (9) It is difficult to obtain evidence of a direct nephrotoxic action because of the coincidental disturbance to the systemic circulation.
  • (10) Also, these features were coincidental with a higher plaque index in AP than in JP, where clinical features (including a low plaque index) were not proportional to the epithelial destructive changes present.
  • (11) This study suggests that the prevalence of drug treatment for hypertension has plateaued in New Zealand; coincidentally there is a trend towards use of more expensive drugs.
  • (12) The coincidental usage of hypothermic cardiopulmonary bypass obscured the classical presenting signs and symptoms of the syndrome.
  • (13) Coincidentally secondary hyperparathyroidism was noticed twice.
  • (14) The large number of coincidental circumstances that result in an abnormal accumulation of 125I fibrinogen lead us to believe that venogram is the procedure of choice in patients with symptoms simulating thrombophlebitis.
  • (15) These cells increased the secretion of bioactive TGF-beta 1 14-fold and exhibited a coincidental increase in jun-B mRNA expression, suggesting that secreted TGF-beta 1 was acting to induce this early response gene by autocrine activation.
  • (16) Depolarization is thought to be due to the increase in the membrane permeability to Na+ and Cl- which is coincidentally produced by norepinephrine.
  • (17) Later onset of angina appeared to be unrelated to control of hypertension but to be due to coincidental coronary occlusion.
  • (18) We can just about recognise that line of argument, though Thursday's Guardian coincidentally highlights the downside of the acquisitive urge too.
  • (19) In five patients, the decreased height (atrophic change) of the pituitary gland and the visual-field defect were coincidental.
  • (20) With the partial disorders a simple relationship between the extent of biochemical abnormality and the risk of cataract is not apparent and the association may be substantially coincidental.

Fortuitous


Definition:

  • (a.) Happening by chance; coming or occuring unexpectedly, or without any known cause; chance; as, the fortuitous concourse of atoms.
  • (a.) Happening independently of human will or means of foresight; resulting from unavoidable physical causes.

Example Sentences:

  • (1) Fortuitous withdrawal of therapy and transplant nephrectomy may have been responsible for the patient's survival.
  • (2) Two major facilities of the Western Division of Dow Chemical USA are located fortuitously within an area covered by the population-based California Tumor Registry, which allowed linkage of records to identify incident cancers among 1,403 male workers.
  • (3) The unusual activity of IM effector preparations against HLA-mismatched LCLs arises from fortuitous cross-recognition of allogeneic cells by immunologically specific cytotoxic T cell clones coincidentally expanded in vivo alongside the EBV-specific response.
  • (4) Because there is no known nut site cis to 'trpA, we suggest that the 'trpA segment itself fortuitously contains a nut sequence that is able to function with excess N of any of the types tested and with either NusAEc or NusASal.
  • (5) Because of this phenomenon it is difficult to distinguish whether a given protein's presence in bone is advantageous or merely fortuitous.
  • (6) The enhanced transposition frequency of Tn917-LTV1 and Tn917-LTV3 (about 100-fold in Bacillus subtilis) is believed to be due to the fortuitous placement of vector-derived promoters upstream from the Tn917 transposase gene.
  • (7) According to their different clinical presentations, patients were divided into 4 groups: 1: Documented cancer, 2: Hepatic cirrhosis, 3: Fortuitous ultrasonic detection, 4: Clinical hepatic tumor.
  • (8) The article describes a way to estimate the probability of the clustering being fortuitous.
  • (9) The age correlation was caused only by an attenuated response in the young subjects below 40 years of age and may be fortuitous.
  • (10) The somewhat fortuitous isolation of Nocardia asteroides and its significance are discussed.
  • (11) However, it seems that the reduced incidence of the AUV discovered by a few Italian authors is not fortuitous (genetic factors?
  • (12) It is easy to point to lines that have a fortuitous topicality: knowing chuckles now greet George's admission that "There's a sense in which I even quite like a war", and later suggestion that, if Labour can't beat the Tories, the best solution is to join them.
  • (13) Endobronchial localizations of the granular cell tumours or Abrikossoff's tumour are very rare (6%) but their association with malignant tumours is exceptional and perhaps fortuitous.
  • (14) These T-ALLs may represent a fortuitous transformation of T cell subsets with alternative T3-Ti complexes.
  • (15) Gender identity change in a conservatively diagnosed 21-year-old transexual after faith healing was fortuitously observed, was objectively and independently measured, and is reported.
  • (16) Although the pathogenesis remains unclear, three possible explanations are suggested: disturbance of the pluripotent stem cell resulting in a combined myeloplasmatic disorder, coexistence of two diseases, or a fortuitous association.
  • (17) This tumour was discovered in a systematic fashion in 8 of the 10 cases and fortuitously in one.
  • (18) In addition, we found, fortuitously, that the ligated DNA circles could also integrate by homologous recombination, although usually at a much lower frequency than the Int-mediated integration into attB.
  • (19) Their coexistence in our patient, although the statistic probability is very low, seems to be a fortuitous coincidence more than the result of a common genetic and pathogenetic mechanism.
  • (20) It is not known whether the conversion of a portion of S5 to S5a is physiological or fortuitous.