What's the difference between leaf and rocket?

Leaf


Definition:

  • (n.) A colored, usually green, expansion growing from the side of a stem or rootstock, in which the sap for the use of the plant is elaborated under the influence of light; one of the parts of a plant which collectively constitute its foliage.
  • (n.) A special organ of vegetation in the form of a lateral outgrowth from the stem, whether appearing as a part of the foliage, or as a cotyledon, a scale, a bract, a spine, or a tendril.
  • (n.) Something which is like a leaf in being wide and thin and having a flat surface, or in being attached to a larger body by one edge or end; as : (a) A part of a book or folded sheet containing two pages upon its opposite sides. (b) A side, division, or part, that slides or is hinged, as of window shutters, folding doors, etc. (c) The movable side of a table. (d) A very thin plate; as, gold leaf. (e) A portion of fat lying in a separate fold or layer. (f) One of the teeth of a pinion, especially when small.
  • (v. i.) To shoot out leaves; to produce leaves; to leave; as, the trees leaf in May.

Example Sentences:

  • (1) The dumplings could also be served pan-fried in browned butter and tossed with a bitter leaf salad and fresh sheep's cheese for a lighter, but equally delicious option.
  • (2) Subsequently the plant protein was partially purified from leaf extract.
  • (3) In autumn, leaf-heaps composted themselves on sunken patios, and were shovelled up by irritated owners of basement flats.
  • (4) Isolated nuclei from green leaf tissue of tomato plants infected with potato spindle tuber viroid (PSTVd) were bound to microscope slides, fixed with formaldehyde and hybridized with biotinylated transcripts of cloned PSTVd cDNA.
  • (5) The nuclear membrane was highly deformed with a leaf-like profile in cross-section, possibly due to an interaction with the rod-like, condensed chromosomes.
  • (6) The mass of glycolic acid recovered from sunflower leaf tissue was proportional to the amount of tissue extracted.
  • (7) cDNA clones of potato virus X (PVXcp strain), potato virus Y (PVYo strain), potato leaf roll virus (PLRV) and potato spindle tuber viroid (PSTV) were used separately or combined for the detection of the corresponding RNAs in extracts of infected plants.
  • (8) Positive cDNA clones isolated from both a pea leaf and embryo lambda gt11 expression library using an antibody raised against the purified lipoamide dehydrogenase proved to be the product of a single gene.
  • (9) Betel leaf extract at the dose levels used in the present study did not affect the body weight gain among rats.
  • (10) Poison oak, ivy, and sumac dermatitis is a T-cell-mediated reaction against urushiol, the oil found in the leaf of the plants.
  • (11) Leaf TBC was usually third while fiber had the least TBC.
  • (12) Using this estimate, the pure Photosystem I emission spectrum was subtracted from the measured emission spectrum of a flashed leaf to give an emission spectrum representative of pure Photosystem II fluorescence at -196 degrees C. Emission spectra were also measured on flashed leaves which had been illuminated for several hours in continuous light.
  • (13) The effect of 50% methanolic extract (U-ext) from Bearberry leaf on immuno-inflammation was studied by contact dermatitis caused by picryl chloride (PC-CD) in mice.
  • (14) Several antisera from rabbits immunized with tobacco smoke components reacted by immunoprecipitation with tobacco smoke or leaf antigens.
  • (15) DNP treatment reduced ion absorption by leaf tissue.
  • (16) Instead, cell divisions are gradually restricted to the base of the leaf with localized sites of increased division at the preligule region.
  • (17) In the leaf-nosed bat, Macrotus californicus, a 4.5-month period of delayed early embryogenesis (October-March) precedes a 3.5-month period of normal embryogenesis (March-June).
  • (18) Plastic responses in leaf form resulting from ontogenetic or external influences are initiated very early in primordial development and are brought about by effects on the rate and direction of cell division and expansion in different regions of the primordium.
  • (19) Northern blot analysis of infected leaf tissue extracts revealed the presence of an oligomeric series of plus RNAs (of monomer size and greater) but minus RNAs were present only as high molecular weight species of heterogeneous size.
  • (20) And, hey, until Friday morning, most surveillance reform advocates were worried about the Senate ramming through the currently neutered version of the USA Freedom Act as its fig leaf of reform, before going back to business as usual and proposing bills that will give the NSA more power – not less.

Rocket


Definition:

  • (n.) A cruciferous plant (Eruca sativa) sometimes eaten in Europe as a salad.
  • (n.) Damewort.
  • (n.) Rocket larkspur. See below.
  • (n.) An artificial firework consisting of a cylindrical case of paper or metal filled with a composition of combustible ingredients, as niter, charcoal, and sulphur, and fastened to a guiding stick. The rocket is projected through the air by the force arising from the expansion of the gases liberated by combustion of the composition. Rockets are used as projectiles for various purposes, for signals, and also for pyrotechnic display.
  • (n.) A blunt lance head used in the joust.
  • (v. i.) To rise straight up; said of birds; usually in the present participle or as an adjective.

Example Sentences:

  • (1) It’s the same story over and over.” Children’s author Philip Ardagh , who told the room he once worked as an “unprofessional librarian” in Lewisham, said: “Closing down a library is like filing off the end of a swordfish’s nose: pointless.” 'Speak up before there's nothing left': authors rally for National Libraries Day Read more “Today proves that support for public libraries comes from all walks of life and it’s not rocket science to work out why.
  • (2) Guy Jobbins, a Cairo-based British water scientist who heads Canada's International Development Research Centre climate change adaptation programme for Africa, says understanding of the issue has rocketed in the past few years.
  • (3) The group was one of the few in Syria to have received anti-tank rockets and had regularly used them against Syrian armour.
  • (4) In the same way, using the anti-trimethylamine-N-oxide reductase serum, rocket immunoelectrophoresis analyses were able to show that the inducible apoenzyme is not regulated by the fnr gene product and that molybdate does not seem necessary for the synthesis or stabilisation of this enzyme.
  • (5) In 13 patients complement C3d was determined by rocket immunoelectrophoresis.
  • (6) "The Afghan people dared rockets and bombs, but they came out and voted and that's great."
  • (7) After two bodyguards of British ambassador Dominic Asquith were wounded in a rocket attack on the UK consulate, London closed its mission down.
  • (8) Within the last half hour Haaretz reported a home in the city was hit by a rocket and that one person is being treated for shock.
  • (9) A rocket also caused the first serious Israeli casualty – one of eight people hurt when a fuel tanker was hit at a service station in Ashdod, 20 miles north of Gaza.
  • (10) Barack Obama's policy of engagement with North Korea lies "in tatters" after it was effectively shot down by Pynongyang's defiant but failed attempt to launch a long-range rocket.
  • (11) We usually started at 5am taking pictures of the Israeli air strikes and rockets launched by Palestinian militants.
  • (12) After a frantic period around "Black Friday" sales at the end of November, business quietened down but "took off like a rocket" from Boxing Day when Dixons took £100,000 a minute, chief executive Seb James said.
  • (13) Although missiles belonging to Hamas and other armed Palestinian groups in Gaza do sometimes fall short, there was no visible evidence of debris from broken Palestinian rockets in the school.
  • (14) They said US forces had found a "daisy chain"– a long bomb rigged up from mortars, rocket-propelled grenades and a motorbike.
  • (15) Serum volume in the blood dots was determined by calculation of dot area or by measuring albumin content in the eluted samples by means of rocket immunoelectrophoresis.
  • (16) If the billions that have been thrown at this programme had been invested in providing teachers with decent, evidence-based training which is “on-the-job”, then standards would have sky-rocketed and we would be vying with the best education systems in the world, such as those in Finland and Singapore.
  • (17) The concentrations of plasma serine protease inhibitors in monocyte culture supernatants were measured by using rocket immunoelectrophoresis.
  • (18) I can't say exactly what these are or when (they might be rolled out), but we are in a kind of race [with the Palestinian rocket firers] and we always need to update (the system) to increase the probability of a kill."
  • (19) Israel rejects these efforts as politically motivated, saying it acted in self-defence against Hamas rocket attacks from Gaza.
  • (20) The two systems tried were rocket immunoelectrophoresis, carried out after reduction of samples with dithiothreitol and using monomeric IgA as standard, and a radioimmunoassay utilising a double antibody precipitation method and polymeric IgA as standard.