What's the difference between blacken and pitch?

Blacken


Definition:

  • (v. t.) To make or render black.
  • (v. t.) To make dark; to darken; to cloud.
  • (v. t.) To defame; to sully, as reputation; to make infamous; as, vice blackens the character.
  • (v. i.) To grow black or dark.

Example Sentences:

  • (1) At the end of each session, he is forced to don a pair of blackened goggles, ear muffs are placed over his head, and he is ordered to place the palms of his hands together so that a guard can grasp his thumbs to lead him away.
  • (2) The purpose of the present study was to analyze the influence of various storing principles, film speed, and distance from X-ray source upon the degree of film blackening.
  • (3) Grilled Grill herring with a little oil and salt and the skin will blacken and crisp to reveal a creamy delicious flesh inside.
  • (4) The only reminder of what happened is a small, blackened, crater near the northern part of town, where a rocket laced with a nerve agent fell, killing more than 70 people in one of the worst mass casualty chemical attacks in the six-year war in Syria .
  • (5) People brought flowers, and large piles of roses, lilac, tulips and carnations lay by the blackened doors.
  • (6) Quantitative evaluation of the autoradiographs is achieved by careful calibration of the X-ray film blackening.
  • (7) Addition of xylose (4.0 g) and L-lysine hydrochloride (5.4 g) to the above formulation improved differentiation between Salmonella and the few Citrobacter strains that grew and produced more intense blackening in Salmonella colonies.
  • (8) The Spanish classic arroz negro pays homage to both old country and new: instead of the standard squid ink and fish stock, it’s made with crab bisque and chilmole (the blackened chilli sauce of the Yucatán) and crowned with calamari stuffed with pork scratchings.
  • (9) In animals given the drug alone, there was dermatitis and blackening of the skin and hair, serum glutamic oxalacetic transaminase and serum glutamic pyruvic transaminase enzymes were significantly increased, and liver biopsy revealed diffuse cytoplasmic swelling and granulation of the hepatocytes.
  • (10) Nine screen-film combinations were exposed at 70 to 80 kv., using a 12-pulse generator and Bucky grid till blackening of S = 1 was obtained.
  • (11) The ability to recognise detail related to detail size, film blackening and exposure geometry was studied for various systems, and the quality profiles are discussed.
  • (12) He was knocked to the ground with a rifle butt, which blackened his left eye.
  • (13) 12 patients showed isolated mucosal inflammation, 5 blackish deposits (of impacted soot) and blisters in 6 (with shreds of mucosa hanging loose); the endoscopy was normal in 18; 66% of those with blisters (4 cases out of 6) and 40% with blackened mucosa (2 cases out of 5) were observed in burns from fires.
  • (14) Other anaerobes, Enterobacteriaceae, and enterococci either failed to grow on BBE agar or did not produce the characteristic morphology and blackening associated with isolates of the B. fragilis group.
  • (15) But those crows also gather on the blackened rafters of British-era bungalows, while tanks and artillery pieces on which the wealth of a poor nation was squandered for decades sit rusting on hilltops.
  • (16) Whole-body autoradiography, combined with densitometric measurement of the blackening of the autoradiograms, and liquid scintillation counting were used to determine the levels of radioactivity in the inner ear in relation to blood and other tissues.
  • (17) Another selection strategy performed by the instrument involves growing the cells on a thin, blackened polyester film which can be cut by the argon laser beam.
  • (18) We describe a typical case with photographs demonstrating multiple blackened hyperkeratotic lesions of the palmar aspects of the fingers and palm, some linear, some circular.
  • (19) And yet, comparing British casualty rates with those of France, Germany and Italy, Haig's reputation looks to have been disproportionately blackened.
  • (20) Such inexpensive devices are cost effective alternatives to blackened surgical instruments.

Pitch


Definition:

  • (n.) That point of the ground on which the ball pitches or lights when bowled.
  • (n.) A thick, black, lustrous, and sticky substance obtained by boiling down tar. It is used in calking the seams of ships; also in coating rope, canvas, wood, ironwork, etc., to preserve them.
  • (n.) See Pitchstone.
  • (n.) To cover over or smear with pitch.
  • (n.) Fig.: To darken; to blacken; to obscure.
  • (v. t.) To throw, generally with a definite aim or purpose; to cast; to hurl; to toss; as, to pitch quoits; to pitch hay; to pitch a ball.
  • (v. t.) To thrust or plant in the ground, as stakes or poles; hence, to fix firmly, as by means of poles; to establish; to arrange; as, to pitch a tent; to pitch a camp.
  • (v. t.) To set, face, or pave with rubble or undressed stones, as an embankment or a roadway.
  • (v. t.) To fix or set the tone of; as, to pitch a tune.
  • (v. t.) To set or fix, as a price or value.
  • (v. i.) To fix or place a tent or temporary habitation; to encamp.
  • (v. i.) To light; to settle; to come to rest from flight.
  • (v. i.) To fix one's choise; -- with on or upon.
  • (v. i.) To plunge or fall; esp., to fall forward; to decline or slope; as, to pitch from a precipice; the vessel pitches in a heavy sea; the field pitches toward the east.
  • (n.) A throw; a toss; a cast, as of something from the hand; as, a good pitch in quoits.
  • (n.) A point or peak; the extreme point or degree of elevation or depression; hence, a limit or bound.
  • (n.) Height; stature.
  • (n.) A descent; a fall; a thrusting down.
  • (n.) The point where a declivity begins; hence, the declivity itself; a descending slope; the degree or rate of descent or slope; slant; as, a steep pitch in the road; the pitch of a roof.
  • (n.) The relative acuteness or gravity of a tone, determined by the number of vibrations which produce it; the place of any tone upon a scale of high and low.
  • (n.) The limit of ground set to a miner who receives a share of the ore taken out.
  • (n.) The distance from center to center of any two adjacent teeth of gearing, measured on the pitch line; -- called also circular pitch.
  • (n.) The length, measured along the axis, of a complete turn of the thread of a screw, or of the helical lines of the blades of a screw propeller.
  • (n.) The distance between the centers of holes, as of rivet holes in boiler plates.

Example Sentences:

  • (1) The pattern of the stressor that causes a change in the pitch can be often identified only tentatively, if there is no additional information.
  • (2) Tottenham Hotspur’s £400m redevelopment of White Hart Lane could include a retractable grass pitch as the club explores the possibility of hosting a new NFL franchise.
  • (3) For each theory, a constraint on preformance is proposed based on interference between the "analytic" and "synthetic" pitch perception modes.
  • (4) Pitch forward head movements exerted the strongest effect.
  • (5) A grassed roof, solar panels to provide hot water, a small lake to catch rainwater which is then recycled, timber cladding for insulation ... even the pitch and floodlights are "deliberately positioned below the level of the surrounding terrain in order to reduce noise and light pollution for the neighbouring population".
  • (6) Frankly, the pair had been at each other ever since the Frenchman had come on to the pitch.
  • (7) For a while North Korea refused to play, but after delicate negotiations the players were persuaded back on to the pitch and the correct flag was displayed alongside the team photos.
  • (8) Some artists get thousands of songs pitched and they never know, so Beyoncé herself probably never heard it.
  • (9) Sometimes in the other team’s half, sometimes in front of his own box, sometimes as the last man.” Die Zeit singles out Bayern’s veteran midfielder Schweinsteiger for praise: “In this historic, dramatic and fascinating victory over Argentina , Schweinsteiger was the boss on the pitch.
  • (10) Recent STM studies of calf thymus DNA and poly(rA).poly(rU) have shown that the helical pitch and periodic alternation of major and minor grooves can be visualized and reliably measured.
  • (11) 11.10pm BST Apart from the stumbles in the sales pitch, it's still not clear how the Abbott government will secure most of its budget.
  • (12) The living wage needs to be pitched at a higher level than Osborne has suggested and paid for by increased productivity.
  • (13) Patrick Vieira, captain and on-pitch embodiment of Wenger’s reign, won the trophy with the last kick of his career at the club in the season when the Arsenal-United axis was finally broken by Chelsea at the top of the Premier League.
  • (14) No changes for either side, but Zinedine Zidane has been whispering into Cristiano Ronaldo's ear as he retakes the pitch.
  • (15) While numerous studies on infant perception have demonstrated the infant's ability to discriminate sounds having different frequencies, little research has evaluated more sophisticated pitch perception abilities such as perceptual constancy and perception of the missing fundamental.
  • (16) The club train on a council-owned facility and so, when the pitches are not playable or there are other things on, they sometimes have to look elsewhere to stage their sessions.
  • (17) Their lineup proved to be stacked, with breakouts from AL home run leader Chris Davis and doubles machine Manny Machado, who powered the O's through starting-pitching issues to hang in a tight division.
  • (18) The cavernous studio will play host to a half-sized football pitch, where pundits will demonstrate what players did or didn't do correctly and there are other technological innovations planned that marry broadband interactivity with live coverage.
  • (19) But 30 minutes before takeoff on our private jet – like a top-end Lexus limo with wings – actress Rosamund Pike has heroically stepped in for the year's hot meal ticket: an El Bulli supper, pitch perfect for a selection of rare champagne, devised by Adrià with Richard Geoffroy, Dom Pérignon's effervescent chef de cave.
  • (20) He is helped by constituency boundaries that skew the pitch in Labour’s favour, but even then the leap required looks improbable.