What's the difference between spruce and tree?

Spruce


Definition:

  • (v. i.) To dress one's self with affected neatness; as, to spruce up.
  • (a.) Any coniferous tree of the genus Picea, as the Norway spruce (P. excelsa), and the white and black spruces of America (P. alba and P. nigra), besides several others in the far Northwest. See Picea.
  • (a.) The wood or timber of the spruce tree.
  • (a.) Prussia leather; pruce.
  • (n.) Neat, without elegance or dignity; -- formerly applied to things with a serious meaning; now chiefly applied to persons.
  • (n.) Sprightly; dashing.
  • (v. t.) To dress with affected neatness; to trim; to make spruce.

Example Sentences:

  • (1) Permethrin (0.5%) was applied to individual Lutz spruce, Picea x lutzii Little, to protect them from attack by spruce beetles, Dendroctonus rufipennis (Kirby).
  • (2) The results show that 70% of the total activity of radiocesium and 60% of radioruthenium deposited in the spruce stand were retained initially in the canopy.
  • (3) There was no difference in LC50 between the two strains to larvae of spruce budworm (Choristoneura fumiferana), gypsy moth (Lymantria dispar), eastern hemlock looper (Lambdina fiscellaria fiscellaria), and whitemarked tussock moth (Orgyia leucostigma), whether expressed as total alkaline soluble protein, activated toxin protein, or International Units as determined by bioassay against Trichoplusia ni.
  • (4) A method is described for the isolation of DNA from spruce and fir, starting with 3 to 5 apices (5 mg material).
  • (5) Bratwurst grilled by use of pine-cones, spruce-cones and hard wood contained on average 28 ppb BaP.
  • (6) But spruce could also be a big loser from climate change because it cannot handle drought and its shallow roots are easily damaged in storms.
  • (7) With regard to an early diagnosis of defects within the photosynthetic system of conifers by air pollutants, we measured the chlorophyll fluorescence from microscopic parts of individual pine and spruce needles.
  • (8) Depth profiles of radiocesium were measured in a podsolic parabrown earth of a spruce stand and in a podsol of a pine stand up to 3 years after the Chernobyl accident.
  • (9) The time dependence of the specific activity of Chernobyl-derived 134Cs, 137Cs and 106Ru was determined in vegetation and soil samples from an old spruce stand within a period of 600 days after the beginning of the radioactive fallout.
  • (10) Mouse hepatoma cell line, Hepa-1, was exposed to acetone extracts of hardwoods (alder and aspen), softwoods (pine and a mixture of pine and spruce) and cellulose materials.
  • (11) Pure black spruce was found on Mount Washington from 1356 m to 1582 m. No pure black or red spruce was found on Camels Hump although the proportion of red spruce alleles was significantly greater on Camels Hump.
  • (12) A high relative intensity of the long-lived component was found in damaged spruces as well as in trees showing first symptoms of yellowing, needle loss or parasite infection, although all measurements were carried out with green needles which appeared visually intact.
  • (13) Yet it is understood that they are sprucing up their offer, slimming down their austerity demands, and relaxing debt repayments.
  • (14) Since 1952, the province of New Brunswick, Canada, has been heavily involved in attempting to control an epidemic of the eastern spruce budworm (Choristoneura fumiferana.
  • (15) Nor will £5m pledged to keep train stations spruce, or another £1m earmarked for Sheffield’s tram-train.
  • (16) mATPase activities were similar in both species, but spruce grouse contained 15 times more myoglobin in the pectoralis muscle and the heart was three times heavier than that of the ruffed grouse.
  • (17) Red and black spruce and their hybrids can be determined by morphological indices; however, the criteria are somewhat subjective and increasingly difficult to use at higher elevations.
  • (18) The dictatorships of Bahrain and Belarus, the Syrian dictator's wife, Pinochet himself – all have had their reputations spruced up by the firm.
  • (19) These results on the gymnosperm spruce leaves, in which greening proceeds in complete darkness, being independent of the development of the water-splitting system in light, were discussed in relation to previous observations on angiosperm leaves, in which both greening and the activity generation proceed in the light.
  • (20) Some rooms need sprucing up, but a smart new carpet on the staircase and genuine parquet floors in the kitchen must have impressed the half dozen potential buyers who have trooped round since it went to on the market in February.

Tree


Definition:

  • (n.) Any perennial woody plant of considerable size (usually over twenty feet high) and growing with a single trunk.
  • (n.) Something constructed in the form of, or considered as resembling, a tree, consisting of a stem, or stock, and branches; as, a genealogical tree.
  • (n.) A piece of timber, or something commonly made of timber; -- used in composition, as in axletree, boottree, chesstree, crosstree, whiffletree, and the like.
  • (n.) A cross or gallows; as Tyburn tree.
  • (n.) Wood; timber.
  • (n.) A mass of crystals, aggregated in arborescent forms, obtained by precipitation of a metal from solution. See Lead tree, under Lead.
  • (v. t.) To drive to a tree; to cause to ascend a tree; as, a dog trees a squirrel.
  • (v. t.) To place upon a tree; to fit with a tree; to stretch upon a tree; as, to tree a boot. See Tree, n., 3.

Example Sentences:

  • (1) Arterial compliance of great vessels can be studied through the Doppler evaluation of pulsed wave velocity along the arterial tree.
  • (2) The only sign of life was excavators loading trees on to barges to take to pulp mills.
  • (3) These findings suggest that aerosolization of ATP into the cystic fibrosis-affected bronchial tree might be hazardous in terms of enhancement of parenchymal damage, which would result from neutrophil elastase release, and in terms of impaired respiratory lung function.
  • (4) While there has been almost no political reform during their terms of office, there have been several ambitious steps forward in terms of environmental policy: anti-desertification campaigns; tree planting; an environmental transparency law; adoption of carbon targets; eco-services compensation; eco accounting; caps on water; lower economic growth targets; the 12th Five-Year Plan; debate and increased monitoring of PM2.5 [fine particulate matter] and huge investments in eco-cities, "clean car" manufacturing, public transport, energy-saving devices and renewable technology.
  • (5) Anhidrotic ectodermal dysplasia is characterized by an absence of seromucous glands in the oropharynx and tracheobronchial tree, making children with this disease prone to viral and bacterial respiratory infections.
  • (6) Celebrity woodlanders Tax breaks and tree-hugging already draw the wealthy and well-known to buy British forests.
  • (7) A new family tree of the tyrannosaurs in the paper considers Lythronax to be very close to Tyrannosaurus and its nearest relatives.
  • (8) Increasing awareness of disorders such as coronary arterial spasm, functional impairment of subendocardial blood flow and the possible role of variant patterns of anatomic distribution of the coronary arterial tree, will provide a better understanding of their significance as determining or contributing factors in patients with the anginal syndrome.
  • (9) It's of her and Barack Obama planting an olive tree in Uhuru park in the city centre in October 2006.
  • (10) The alterations of dendritic trees of pyramidal neurons of layer III of visual cortex of the rat exposed to the influence of space flight aboard biosputnik "Cosmos-1887" were studied and the results are described to illustrate the methods power.
  • (11) The trachea and the bronchial tree (first through seventh order branches) both synthesized alpha1(II) chains.
  • (12) Using a large clinic population with adequate controls, significant correlation between ragweed, grass or tree pollen sensitivity and the dates of birth was not obtained.
  • (13) The criteria selected by a classification tree method were similar: palpable purpura, age less than or equal to 20 years at disease onset, biopsy showing granulocytes around arterioles or venules, and gastrointestinal bleeding.
  • (14) The results are consistent with an action of banana tree juice on the molecule responsible for excitation-contraction coupling in skeletal muscle, resulting in a labilization of intracellular Ca2+.
  • (15) Studying the bronchial tree on the chest x-ray it is possible to indicate the visceral situs with asplenia or with polysplenia.
  • (16) Reconstruction of the intrahepatic biliary tree was carried out in all patients using intrahepatic cholangiojejunostomies between common segmental hepatic stomata and a Roux-en-Y jejunal loop.
  • (17) Axonal trees display differential growth during development or regeneration; that is, some branches stop growing and often retract while other branches continue to grow and form stable synaptic connections.
  • (18) When the vascular supply is abnormal, reconstruction of the vascular tree of one or both organs may be needed.
  • (19) A major outbreak in Kent in 2012 saw 2,000 trees felled.
  • (20) "We are alarmed to see the government is even wavering about continuing its programme of tracing, testing and destroying infected young ash trees.

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