What's the difference between particle and pebble?

Particle


Definition:

  • (n.) A minute part or portion of matter; a morsel; a little bit; an atom; a jot; as, a particle of sand, of wood, of dust.
  • (n.) Any very small portion or part; the smallest portion; as, he has not a particle of patriotism or virtue.
  • (n.) A crumb or little piece of concecrated host.
  • (n.) The smaller hosts distributed in the communion of the laity.
  • (n.) A subordinate word that is never inflected (a preposition, conjunction, interjection); or a word that can not be used except in compositions; as, ward in backward, ly in lovely.

Example Sentences:

  • (1) Lung sections of rats exposed to quartz particles were significantly different.
  • (2) In oleate-labeled particles, besides phosphatidic acid the product of PLD action radioactivity was also detected in diglyceride as a result of resident phosphatidate phosphohydrolase, which hydrolyzed the phosphatidic acid.
  • (3) Subunits maintained under the above ionic conditions were compared with 30S and 50S particles at low (6 mM) magnesium concentration with respect to the reactivity of individual ribosomal proteins to lactoperoxidase-catalyzed iodination.
  • (4) Charcoal particles coated with the lipid extract were prepared and the suspension inoculated intravenously into mice.
  • (5) These observations suggest that the liver secretes disk-shaped lipid bilayer particles which represent both the nascent form of high density lipoproteins and preferred substrate for lecithin-cholesterol acyltransferase.
  • (6) Intramembrane particles (IMP) were quantitatively assessed in the perikaryal plasma membranes of infundibular neurons.
  • (7) The mode of ribosome degradation under this condition is discussed in terms of differential appearance of these intermediate particles.
  • (8) When commercial chickens are infected in most sensitive one-day age, the virus titre does not exceed the value of 10(12) particles per 1 ml of plasma.
  • (9) Interaction of viable macrophages with cationic particles at 37 degrees C resulted in their "internalization" within vesicles and coated pits and a closer apposition between many segments of plasmalemma than with neutral or anionic substances.
  • (10) A 2-fold increase in the dissolution rate was observed when the same number of particles was immobilized without macrophages.
  • (11) Photolysis of the photosystem I particles induces a progressive depletion of phylloquinone, however, photochemistry as assayed at room temperature by the photooxidation of P-700 is unaffected.
  • (12) Taking into account the calculated volume and considering the triangular image as one face of the particle, it is suggested that eIF-3 has the shape of a flat triangular prism with a height of about 7 nm and the above-mentioned side-lengths.
  • (13) Well defined surface projections could be found in all particle types.
  • (14) Type C-like particles were found inter- and intracellularly in gland and vessel lumina and scattered in the connective tissue.
  • (15) The intracellular distribution and interaction of 19S ring-type particles from D. melanogaster have been analysed.
  • (16) Viral particles in the cultures and the brain were of various sizes and shapes; particles ranged from 70 to over 160 nm in diameter, with a variable position of dense nucleoids and less dense core shells.
  • (17) In the absence of adequate data exclusively from studies of inhaled particles in people, the results of inhalation studies using laboratory animals are necessary to estimate particle retention in exposed people.
  • (18) Depletion of extracellular Ca2+ by EGTA [ethylene glycol-bis(beta-aminoethyl ether)-N,N,N'N'-tetraacetic acid] attenuated both [Ca2+]i increase and superoxide production induced by particles.
  • (19) Completed RNA chains were released from the subviral particles.
  • (20) Problems of calculations and predictions on more than two particles moving are known in mathematics and physics since a long time already.

Pebble


Definition:

  • (n.) A small roundish stone or bowlder; especially, a stone worn and rounded by the action of water; a pebblestone.
  • (n.) Transparent and colorless rock crystal; as, Brazilian pebble; -- so called by opticians.
  • (v. t.) To grain (leather) so as to produce a surface covered with small rounded prominences.

Example Sentences:

  • (1) The Campbell family has been breeding ponies in Glenshiel for more than 100 years and now runs a small pony trekking centre offering one-hour treks along the pebbly shores of Loch Duich and through the Ratagan forest as well as all-day trail rides up into the hills for the more adventurous.
  • (2) His neat nails were polished like pebbles and his voice had a soothing, almost balsamic, tone.
  • (3) Google celebrates the Mayan calendar in today's doodle Updated at 1.10pm GMT 9.46am GMT How to destroy the Earth In part two of our apocalypse video series, I demonstrate how the world could end using a variety of household props, including a Christmas pudding, a blow torch, some pebbles from my garden and a miniature snooker table.
  • (4) The approach to the checkpoint was covered in pebbles so we had to drive very slowly.
  • (5) So while I still like my Pebble (I've set it to show when I get a call; texts are in the past), there's a bitter aftertaste.
  • (6) No one knows how many people live in the redbrick and pebble dash dwellings along the pitted streets of Ciudad Bolívar; estimates range from 700,000 to more than a million.
  • (7) A 17-year-old white boy with signs, symptoms, and family history of angiokeratoma corporis diffusum universale, Anderson-Fabry disease (AFD), developed recurrent and then persistent swelling of both lips, erythematous hyperplastic gingivae, and a pebbled tongue.
  • (8) Two men aged respectively of 65 and 28 years presented a cobblestone appearance of the gingiva and of the tongue ("pebbly tongue"), which suggested Cowden disease.
  • (9) The old warehouses that edge the small pebble beach and sapphire-blue water are still owned by the same families, but they have now been converted into a rather special hotel.
  • (10) There is a long history of people coming here to build their makeshift beach bothies along the shoreline, making use of whatever materials the waves deposit among the giant pebbles.
  • (11) These divisions might therefore rely on maternally contributed pebble function.
  • (12) If you appeared on one of the three television channels, and she did so an awful lot, be it Pebble Mill at One , TV-am or her own series, 10 million people or more would watch you at a time – huge numbers compared with today.
  • (13) Natural objects (pebbles or pieces of mica) were also pressed into the wet clay, while in the palaces, pillars were covered with bronze plaques illustrating the victories and deeds of former kings and nobles.
  • (14) Traeth Yr Eifl, near Caernarfon, Gwynedd Traeth Yr Eifl beach, Wales Photograph: Rob Smith The best walk to this pleasant pebbly beach comes up over the cliffs that frame Morfa, a National Trust owned nature reserve.
  • (15) But it doesn't work that way: you may have "less gravel", but most writers agree that you can only have "fewer pebbles", not "less pebbles".
  • (16) Reported is a case representing an unusual form of geophagia, in which ingestion of pebbles by a 27-year-old mentally retarded woman resulted in impaction and complete filling of the colon with pebbles.
  • (17) Nasa geologists said the rounder shape of some of the pebbles suggested they had travelled long distances from above the crater rim.
  • (18) With a thick Brooklyn accent so gravelly it sounds like he swallowed a bag of pebbles before coming on stage, he tells the crowd in Burlington later that night that he is less about change and more about revolution.
  • (19) Dotted around are piles of red and orange rocks of various sizes, from boulders to pebbles.
  • (20) We can talk about "many pebbles" but not "much pebbles", "much gravel" but not "many gravel".