What's the difference between adamant and impenetrable?

Adamant


Definition:

  • (n.) A stone imagined by some to be of impenetrable hardness; a name given to the diamond and other substances of extreme hardness; but in modern mineralogy it has no technical signification. It is now a rhetorical or poetical name for the embodiment of impenetrable hardness.
  • (n.) Lodestone; magnet.

Example Sentences:

  • (1) The ADAM derivative of carnitine was separated from decomposition products of the reagent and related compounds such as amino acid derivatives on a silica gel column eluted with methanol-5% aqueous SDS-phosphoric acid (990:10:1).
  • (2) At a private meeting last Tuesday, Hunt assured Cameron and the cabinet secretary, Sir Jeremy Heywood, that he had not been aware that his special adviser, Adam Smith, was systematically leaking information and advice to News Corp about its bid for BSkyB.
  • (3) Alec played a role in the resignation of the UK defence secretary Liam Fox last year over his close ties to his friend Adam Werritty.
  • (4) Ridley and Boyega are part of a swathe of actors – also including Girls' Adam Driver and Ingmar Bergman regular Max von Sydow – who were confirmed by studio Disney in May.
  • (5) As ABC reports, Adam Bandt, the only Greens MP in the lower house, won his Melbourne seat with the help of Liberal preferences at the last election, and may struggle to hold it on 7 September.
  • (6) The 25-year-old student is adamant that her mother, Berta Cáceres Flores, will not become just one more Honduran environmental activist whose work was cut short by their assassination.
  • (7) Adam Ramsay, 28, from Oxford, is volunteering over the weekend.
  • (8) There are harsh lessons in football and we have learned some over the last week.” Two James Milner penalties and goals from the impressive Adam Lallana, Sadio Mané and Philippe Coutinho took Liverpool’s tally to 24 in eight games.
  • (9) Adam Suckling, the corporate affairs director of News Corp Australia, said the provision should be considered alongside mandatory data retention and other security legislation that had passed the parliament in the past year.
  • (10) The Treasury was adamant last night that this would not be the impact at an industry level and produced figures that showed, for instance, in 2014-15, the corporation tax costs being £0.4bn, compared with a bank levy yield of £2.4bn.
  • (11) Adam Boulton, Colin Brazier and Gillian Joseph will report from around central London, as will the Skycopter.
  • (12) Hopefully it could be just a week 7.03pm Michel texts Adam Smith thanks for your patience today 9.31pm Michel texts Adam Smith are you publishing the Slaughters and May opinion tomorrow?
  • (13) Off came defensive midfielder Claudio Yacob, rendered surplus to requirements by the dismissals of Afellay and Adam, and on went forward Rickie Lambert.
  • (14) At least half of the perpetrators in 100 rampages studied by the New York Times were found to have signs of serious mental health issues, and it was reported last week that Adam Lanza's mother was in the process of having him committed when he embarked on the Newtown rampage.
  • (15) He also said special advisers needed better training and management and that something had gone wrong in the supervision of Hunt's special adviser Adam Smith.
  • (16) There were some shocking penalties in that bunch, none more so than Charlie Adam's.
  • (17) However, the shadow foreign secretary, Douglas Alexander , is adamant Labour could not afford to spend the first two years of government wrestling with a referendum on Europe, pointing to the energy it had expended on the near-disastrous no campaign for the Scotland independence vote.
  • (18) It featured Adam Dalgliesh, the poet-policeman, and he seemed old-fashioned, too, intellectual and a trifle upper-class.
  • (19) Thorgerson is survived by his wife, Barbie Antonis; her children, Adam and Georgia; his son Bill, from his earlier relationship with Libby January; and his mother, Vanji.
  • (20) Culture secretary Jeremy Hunt was grilled for six hours at the Leveson inquiry and his evidence touched on phone-hacking, his meetings with the Murdochs, the role of his former special adviser Adam Smith and whether he really did hide behind a tree.

Impenetrable


Definition:

  • (a.) Incapable of being penetrated or pierced; not admitting the passage of other bodies; not to be entered; impervious; as, an impenetrable shield.
  • (a.) Having the property of preventing any other substance from occupying the same space at the same time.
  • (a.) Inaccessible, as to knowledge, reason, sympathy, etc.; unimpressible; not to be moved by arguments or motives; as, an impenetrable mind, or heart.

Example Sentences:

  • (1) During the entire process the passage between the lumen and the intercellular space remained blocked by the tight junctions, as shown by their impenetrability to ferritin.
  • (2) Veering between a patronising video , a vague report and impenetrable financial data does not amount to openness and accountability.
  • (3) Similar results were obtained with subcutaneous or intraperitoneal thymus grafts and with thymus grafts within cell-impenetrable diffusion chambers.
  • (4) On the other hand, the performance of a material that is liquid-proof is absolute--it is impenetrable and can be accurately described as impervious.
  • (5) In a 70-page document that was largely ignored and almost completely impenetrable, he said the US intended to treat cyberspace as a military battleground.
  • (6) This last phenomenon appears to precede the entry of some axons into the neuropil and suggests that the glia limitans may not necessarily represent an impenetrable barrier to the passage of regenerating axons into the CNS.
  • (7) It appears that the major part of the exclusion volume is due to the collagen-fibril as a rod and the dextran coil as an impenetrable sphere.
  • (8) Some of the games are based around recognisable sports (like football), others around ancient samurai conflicts – but whatever the theme, the nature of the action is absolutely impenetrable to the casual onlooker.
  • (9) Many of the particles could therefore pass freely through tightly woven fabrics with pores up to 10-15 micrometer which might seem to be impenetrable to whole corneocytes, typically larger than 30 X 40 micrometer in the hydrated state.
  • (10) QSI's intentions are no doubt honest but if players as important as goalkeepers can be owned by anonymous third parties in impenetrable offshore companies the potential for match fixing is clear.
  • (11) The more complex a system, the more unintelligible and impenetrable is the map of possible side effects.
  • (12) Spontaneous postoperative expulsion of an IUD resulted in blockage or distortion of the anastomosis in 1 monkey; and in another the anastomosis was patent for a least 5 months, but later became impenetrable.
  • (13) Lactoperoxidase-catalyzed iodination (LCI) was carried out under impenetrable conditions in intact electroplax (where protein exposure on the external surface is monitored) and in split electroplax (where total protein labeling on both the external and internal monolayers of the plasma membrane bilayer is monitored).
  • (14) For 45 minutes, Arjen Robben twisted and turned with the ball only to find himself confronted by an impenetrable thicket of blue-shirted Brazil defenders.
  • (15) And viewed again in this mood, Libeskind's building, with its blank excoriated surfaces, looks closed to understanding; in material as in spirit, impenetrable.
  • (16) Subsequent chemical analysis of sperm-penetrable and impenetrable samples indicated that the concentrations of mucus nondialyzable solids (NDS), mucins, and soluble proteins were significantly higher in impenetrable specimens.
  • (17) The mites ate the germ before the endosperm, leaving an impenetrable layer of crushed endosperm cells between these regions.
  • (18) Two decades after Tutu made it a shining city of defiance amid seemingly impenetrable darkness, Cape Town is finding economic liberation harder than the political kind.
  • (19) Insensitivities at 190 and 100 nm were common to all five types of spores, indicating that these wavelengths were particularly impenetrant and absorbed by the outer layer materials.
  • (20) By announcing a huge programme of bond purchases , much bigger relative to the eurozone bond market than the quantitative easing implemented in the United States, Britain, or Japan, the ECB president, Mario Draghi, erected the impenetrable firewall that had long been needed to protect the monetary Union from a Lehman-style financial meltdown.