What's the difference between gradient and pitch?

Gradient


Definition:

  • (a.) Moving by steps; walking; as, gradient automata.
  • (a.) Rising or descending by regular degrees of inclination; as, the gradient line of a railroad.
  • (a.) Adapted for walking, as the feet of certain birds.
  • (n.) The rate of regular or graded ascent or descent in a road; grade.
  • (n.) A part of a road which slopes upward or downward; a portion of a way not level; a grade.
  • (n.) The rate of increase or decrease of a variable magnitude, or the curve which represents it; as, a thermometric gradient.

Example Sentences:

  • (1) Apparently, the irradiation with visible light of a low intensity creates an additional proton gradient and thus stimulates a new replication and division cycle in the population of cells whose membranes do not have delta pH necessary for the initiation of these processes.
  • (2) Size analysis of the solubilized IgA IP employing sucrose density gradient ultracentrifugation, indicated that these were heterogeneous, with a size generally larger than 19 S.
  • (3) The pH gradient measured with dimethyloxazolidine-2,4-dione and acetylsalicylic acid was very small in both bacteria at a high pH above 8, and was not affected significantly by the addition of CCCP.
  • (4) Brief treadmill exercise tests showed appropriate rate response to increased walking speed and gradient.
  • (5) Histone mRNA, labeled with 32P or 3H-methionine during the S phase of partially synchronized HeLa cells, was isolated from the polyribosomes and purified as a "9S" component by sucrose gradient sedimentation.
  • (6) These results indicate that during IPPV the increased Pcv attenuates the pressure gradient for venous return and decreases CO and that the compensatory increase in Psf is caused by a blood shift from unstressed to stressed blood volume.
  • (7) Crossed immunoelectrophoresis and sucrose density gradient ultracentrifugation of the patient's plasma showed his prothrombin to be qualitatively indistinguishable from normal prothrombin by these techniques.
  • (8) The family history and associated anomalies were recorded and particular attention was paid to temperature gradients and neurocirculatory deficits with respect to band location.
  • (9) High velocity flow with a characteristic contour was recorded in patients with a significant gradient.
  • (10) Odds ratios were computed by multiple logistic regression analysis and revealed no additional relationships; however, there were suggested dose-response gradients for height, weight at age 20, and body surface area in the Japanese women and for breast size in the Caucasian women.
  • (11) This heretogeneity occurred mainly as a progressive, decreasing gradient in the first half of this pathway, between the rough endoplasmic reticulum and the mi-cisternae of the Golgi apparatus.
  • (12) Although the brain AP50 is prominently phosphorylated by an endogenous protein kinase in isolated coated vesicle preparations, the neuronal AP50 was not detectably phosphorylated in intact cells as assessed by two-dimensional non-equilibrium pH gradient gel electrophoresis of labeled cells dissolved directly in SDS-containing buffers.
  • (13) Thin layers of carbon (20 microns) and vacuoles (30 microns) suggested a large temperature gradient along the tissue ablation front.
  • (14) Samples are separated with a Perkoll gradient of densities (1.053, 1.069, 1.079 and 1.095).
  • (15) In conclusion, the ability of distal tubules to establish a significant pH gradient will contribute to the titration of non bicarbonate buffers, i.e., to titratable acid formation.
  • (16) From this proliferating layer, precursor cells migrate outwards to reach the developing neostriatum in a sequential fashion according to two gradients of histogenesis.
  • (17) At midclimax, adult and larval RBCs were separated on a Renografin continuous density gradient.
  • (18) After methylene blue, the gradient in resting potential across the circular layer was greatly reduced or abolished.
  • (19) The rhodamine 123-induced growth inhibition was partially reversed by treating the dye-pre-exposed infected erythrocytes with the proton ionophore carbonyl-cyanide m-chlorophenylhydrazone, which dissipates transmembrane proton gradients.
  • (20) Partially purified VLPs were found to sediment at 183S in sucrose gradients and to cross-react with antibody in acute phase sera from geographically isolated cases of ET-NANBH.

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.