(a.) Having no certain course; roving about without a fixed destination; wandering; moving; -- hence, applied to the planets as distinguished from the fixed stars.
(a.) Deviating from a wise of the common course in opinion or conduct; eccentric; strange; queer; as, erratic conduct.
(a.) Irregular; changeable.
(n.) One who deviates from common and accepted opinions; one who is eccentric or preserve in his intellectual character.
(n.) A rogue.
(n.) Any stone or material that has been borne away from its original site by natural agencies; esp., a large block or fragment of rock; a bowlder.
Example Sentences:
(1) This erratic course renders difficult assessment of the efficacy of methods of treatment.
(2) As trigger sensitivity was decreased within its usual range, a marked and progressive ventilator response delay occurred which was associated with erratic changes in functional residual capacity as well as dyspnea and tachypnea.
(3) Obstacles to successful treatment include an erratic schedule, mistrust of authority, and uncooperative or aggressive behavior.
(4) In the wake of a second fatal police shooting in the St Louis area after the death of Michael Brown , concerned citizens are asking why officers had to kill Kajieme Powell, a 25-year-old man who was holding a knife and “behaving erratically.” They want to know why officers don’t shoot someone like Powell in the leg or the arm, rather than aiming for vital organs, or why they don’t just use a less lethal weapon, like a Taser.
(5) We attribute the persistence of infection in our patient to erratic usage of antituberculous drugs.
(6) Coronary blood flow and coronary perfusion pressure were significantly correlated during the administration of lignocaine; bupivacaine had erratic effects on coronary blood flow and no correlation between coronary blood flow and coronary perfusion pressure was seen.
(7) Flynn’s subsequent penchant for inflammatory, erratic and even bigoted statements left few, particularly in security circles, willing to defend him.
(8) The president of the European parliament, Martin Schulz, reflecting the deep anger felt in Brussels at the erratic negotiating tactics adopted by Tsipras and Varoufakis, said Greek voters should blame Tsipras for bringing the country to its knees.
(9) Cells in optimal (5 x 10(-9) M) but uniform concentrations of N-formyl-methionyl-leucyl-phenylalanine (FMLP) polarized well and showed a 'persistent random walk' type of locomotion, whereas in supraoptimal concentrations (10(-7) M), the cells took erratic paths and polarized poorly, suggesting that monocytes cannot develop an anteroposterior polarity if hit by ligand molecules at many points on the cell surface simultaneously.
(10) It is perhaps not surprising that self-diagnosis and self-medication are common and follow-up attendance is erratic.
(11) As far back as 2008, the Wall Street Journal was running front-page pieces , beginning: "Major banks are contributing to the erratic behaviour of a crucial global lending benchmark".
(12) The fact that it failed is related to the atomised society left behind by 40 years of the most brutal and erratic of dictatorships.
(13) At lower levels the results were somewhat more erratic due to inaccuracies of the various methods at low concentrations.
(14) At any rate, the only sparse range of body expressions, the smallness and preference of night activity of these animals and the erratic occurrence of essential behaviour patterns make the investigations more difficult.
(15) It has been encouraged by Trump’s often erratic, unfocused behaviour , and the resulting opportunities and dangers arising from weakened American global leadership.
(16) Though absorption of ampicillin from capsules was often erratic, its bioavailability was similar in normal and cirrhotic subjects.
(17) Moreover, the emotional climate of adolescence, which requires affiliation with peer groups, and a distancing from authority figures such as doctors and parents, is often associated with a deterioration in drug and dietary compliance and with erratic clinic attendance.
(18) I learned that the hard way: when I was younger, I played the part of the erratic, irascible drunk in order to have something to write about.
(19) Once well-paid, stable work with decent terms and conditions is gradually being replaced by minimum-wage, erratic jobs.
(20) Psychiatric patients may also be at special risk for the development of digitoxicity because of erratic drug taking, electrolyte imbalance or increased autonomic tone.
Volatile
Definition:
(a.) Passing through the air on wings, or by the buoyant force of the atmosphere; flying; having the power to fly.
(a.) Capable of wasting away, or of easily passing into the aeriform state; subject to evaporation.
(a.) Fig.: Light-hearted; easily affected by circumstances; airy; lively; hence, changeable; fickle; as, a volatile temper.
(n.) A winged animal; wild fowl; game.
Example Sentences:
(1) No correlation between volatile make up and geography was found, but the profiling procedures are shown to be of use in the forensic problem of relating samples to a common source.
(2) Glucose, osmotic pressure, packed cell volume, PFC by combustion and volatilization were also measured in blood samples.
(3) Less volatile amino acids such as aspartic acid, phenylalanine, methionine, glutamic acid, tyrosine, arginine, and tryptophan can be resolved at a 100 ft x 0.02 in column.
(4) These results indicate that all three volatile anesthetics have direct effects on cardiac calcium channels, and that the magnitude of the effects depends on their anesthetic potencies.
(5) Business picked up in the fourth quarter of 2013 but the consumer goods giant said those markets had continued to slow and it expected "ongoing volatility in the external environment".
(6) George Osborne became the first British minister to visit the volatile Chinese region of Xinjiang on Wednesday amid reports that 40 people had been injured or killed in the latest episode of deadly violence to hit the country’s far west.
(7) A total of 194 beers (148 US and 46 Canadian) were analysed for volatile N-nitrosamines.
(8) Rumen pH decrease to below 5.0 in S2-, lasalocid-, and monensin-treated cattle was not due to lactic acid, but to increased production of volatile fatty acids.
(9) The microflora in strained rumen fluid did not methylate or volatilize 203Hg2+ at detectable rates.
(10) Protein-bound acyl groups were labilized by performic acid treatment indicating their attachment to protein at thiol residues; however, the product released was volatile, which is not characteristic of malonic acid.
(11) In an experiment with wethers we investigated the effect of complete pelleted feed ration on the concentration of volatile fatty acids in the rumen and intestinal tract.
(12) This was possible because the Ara test, for volatile compounds (such as vinyl bromide), did not require the use of special vaporization techniques, which are difficult to evaluate quantitatively for mutagenic activity.
(13) Furthermore, volatile sulfide and 2-ketobutyrate productions from methionine in a saliva putrefaction system were completely inhibited by the two-phase mouthwash; and consumption of methionine was decreased by 65 percent.
(14) Uncertainty over ‘Brexit’, weak overseas growth and financial market volatility are all creating an unsettling business environment and point to downside risks to the economy in 2016.” The official figures follow mixed reports on the economy in recent weeks.
(15) The volatilization of DBCP from soils, as affected by the soil characteristics and application techniques, was studied in a laboratory experiment.
(16) Further studies are needed to determine the identity and toxicological properties of the non-volatile N-nitroso compounds.
(17) The longer the international standoff over Iran’s suspect nuclear programme continues, the more dangerous and volatile the situation becomes.
(18) The N supplements had no significant effects on rumen pH, concentrations of volatile fatty acids, their molar proportions or the disappearance of DM or N from porous synthetic-fibre bags.
(19) Effects of noxious electrical tooth stimulations and intraarterial administration of bradykinin or inhalation of volatile anesthetics on substance P content in the diencephalon-mesencephalon, pons-medulla and the spinal cord were examined in the rat.
(20) The efficiency of the volatilization of heroin using this procedure was studied under laboratory conditions using thin layer chromatography, gas chromatography and high pressure liquid chromatography.