(superl.) Having the color of the clear sky, or a hue resembling it, whether lighter or darker; as, the deep, blue sea; as blue as a sapphire; blue violets.
(superl.) Pale, without redness or glare, -- said of a flame; hence, of the color of burning brimstone, betokening the presence of ghosts or devils; as, the candle burns blue; the air was blue with oaths.
(superl.) Low in spirits; melancholy; as, to feel blue.
(superl.) Suited to produce low spirits; gloomy in prospect; as, thongs looked blue.
(superl.) Severe or over strict in morals; gloom; as, blue and sour religionists; suiting one who is over strict in morals; inculcating an impracticable, severe, or gloomy mortality; as, blue laws.
(superl.) Literary; -- applied to women; -- an abbreviation of bluestocking.
(n.) One of the seven colors into which the rays of light divide themselves, when refracted through a glass prism; the color of the clear sky, or a color resembling that, whether lighter or darker; a pigment having such color. Sometimes, poetically, the sky.
(n.) A pedantic woman; a bluestocking.
(pl.) Low spirits; a fit of despondency; melancholy.
(v. t.) To make blue; to dye of a blue color; to make blue by heating, as metals, etc.
Example Sentences:
(1) Within the outflow tract wall, the labelled cells were enmeshed by strands of alcian blue-stained extracellular matrix.
(2) The most successful dyes were phenocyanin TC, gallein, fluorone black, alizarin cyanin BB and alizarin blue S. Celestin blue B with an iron mordant is quite successful if properly handled to prevent gelling of solutions.
(3) It contains 10,000 apartments so far, in blocks that might appear Soviet but for shades of blue, green and yellow.
(4) Of all materials evaluated, Xantopren Blue and Silene silicone impression materials provided the best results in vivo.
(5) Most notably, retroperitoneal lymph nodes in rabbits remained dark blue up to 28 days after hindlimb endolymphatic instillation of liposomal patent blue.
(6) To selectively stain polyanionic macromolecules of growth plate cartilage and to prevent artifacts induced by aqueous fixation, proximal tibial growth plates were excised from rats, slam-frozen, and freeze-substituted in 100% methanol containing the cationic dye Alcian blue.
(7) The behaviour of the enzyme from Candida utilis and from Baker's yeast on columns of these and of Blue Sepharose CL-6B was examined, together with the behaviour of the contaminating enzyme, ribulose 5-phosphate 3-epimerase (EC 5.1.3.1).
(8) After methylene blue, the gradient in resting potential across the circular layer was greatly reduced or abolished.
(9) Furthermore, Methylene Blue contamination of the standard stain increased the rate of error in image analysis of white blood cell nuclei due to variations of staining intensity.
(10) The purpose was to show whether or not the methylene-blue test can be postponed to the second day.
(11) It was like watching somebody pouring a blue liquid into a glass, it just began filling up.
(12) July 7, 2016 Verified account A blue tick that tells you the user is either an A-list celebrity, a respected authority on an important subject or a BuzzFeed employee.
(13) The amount of formazan obtained after incubating vital cells with Meldola Blue as electron carrier was greater than that obtained with Methylene Blue, menadione, 2,6-dichloroindophenol, 1-methoxyphenazine methosulphate or phenazine methosulphate.
(14) India will have three carriers and both China and India are building blue-water [ocean-going] navies.
(15) On dissected mucosa stained by the PAS-alcian blue whole-mount method the density and distribution of goblet cells in various parts of the middle ear was determined in 13 children, ranging in age from 9 days to 14 years.
(16) The results showed immunostaining to function equally well on frozen and routine sections, and to be superior to Alcian Blue and PAS with regard to morphological detail.
(17) The working women lost their elasticity more rapidly than the nuns, and the male blue collar workers lost their elasticity more rapidly than the male white collar workers.
(18) How often do we use the term depressed to mean disappointed, mildly bummed out or sort of blue?
(19) Microotoscopy showed a blue pulsating mass behind the tympanic membrane.
(20) One day, out of the blue, there's a knock on the door.
Cyanosis
Definition:
(n.) A condition in which, from insufficient a/ration of the blood, the surface of the body becomes blue. See Cyanopathy.
Example Sentences:
(1) Preoperative presenting features were: dyspnoea on exertion, clubbing, cyanosis and polycythaemia.
(2) When he arrived at our hospital, congestive heart failure, cyanosis of his lower extremities and weak femoral pulses were observed.
(3) He was admitted with dyspnea on exertion, syncope, and severe cyanosis.
(4) Serum erythropoietin levels were measured by radioimmunoassay in 146 children and young adults with congenital heart disease to assess the relationship between erythropoietin and clinical factors (heart failure, anemia, cyanosis) and hemodynamic variables affecting oxygen delivery and utilization.
(5) Cyanosis of the hands and feet in Buerger's disease is known as 'Buerger's colour'.
(6) All children were in a severe condition, with deep central cyanosis, congestive heart failure and severe metabolic acidosis.
(7) Five patients had inadequate relief of cyanosis; three of these had venous collaterals and two had severe ventricular dysfunction; the latter two patients subsequently had strokes.
(8) The administration of these drugs was followed within 2-3 minutes by oedema of the eyelids and epiglottis, reduced peripheral circulation and central cyanosis.
(9) Clinical signs were tachycardia, dyspnea, cyanosis, and marked abdominal distention.
(10) The patient had experienced increasing fatigue, chest pain, shortness of breath, and slight cyanosis.
(11) Cyanosis was due to a large, anomalous inferior vena caval valve, the eustachian valve.
(12) The mean birth weight and height were significantly greater in the control group, and no control infant had an episode of cyanosis or pallor or repeated episodes of profuse sweating observed during their sleep.
(13) Our patient with this complication presented sudden onset of severe hypotension and cyanosis after several ventricular premature beats.
(14) Life-threatening asthma may be judged to be present in patients who, in the presence of a low FEV(1) are too dyspneic to speak, have altered consciousness or unequivocal cyanosis.
(15) This rare esophageal rupture should be suspected in any chest injury patients, especially those characterized by extreme cyanosis, dyspnea, shock, and prostration incompatible with thoracic cage injury.
(16) Acute toxicities, taking the form of fever, chills, tachycardia, hypertension, peripheral cyanosis, nausea and vomiting, headache, chest tightness, low back pain, diarrhea and shortness of breath were seen, but were not dose-limiting or dose-related.
(17) To study the effects of chronic cyanosis on left ventricular function, nine dogs underwent inferior vena cava-to-left atrial anastomosis, a model that minimizes abnormal left ventricular hemodynamic loads.
(18) Cyanosis was due to right to left shunt through direct right pulmonary artery--left atrium fistula.
(19) In the second case, an intrapulmonary shunt due to multiple arteriovenous fistulae demonstrated by contrast echocardiography was responsible for persistent mild cyanosis for a few months after surgery.
(20) Multichannel recordings should therefore be considered in all infants with unexplained episodes of apnea, bradycardia or cyanosis, in order to clarify the type of apnea and to rule out underlying conditions such as gastroesophageal reflux or seizures.