What's the difference between impregnable and unassailable?

Impregnable


Definition:

  • (a.) Not to be stormed, or taken by assault; incapable of being subdued; able to resist attack; unconquerable; as, an impregnable fortress; impregnable virtue.
  • (a.) Capable of being impregnated, as the egg of an animal, or the ovule of a plant.

Example Sentences:

  • (1) The results of the study suggest that perhaps tobramycin of cefotaxime-impregnated PMMA beads would produce local levels of antibiotic high enough to sterilize a given dead space for a period of 28 days.
  • (2) The nerve endings in the heart of fishes were studied using silver impregnation techniques.
  • (3) The silver impregnated axons of these cells converge to a paired centrosuperficial tract forming terminal enlargements at the ventrolateral surface of the spinal cord.
  • (4) After fixation by perfusion, perikaryal neurofibrils were not impregnated in either newborn or old animals or in animals with facial nerve transection.
  • (5) The reason behind Burnham's impregnable new confidence may well also explain the coalition's eagerness to drive him on to the backbenches.
  • (6) Essential features are the use of reagent grade chemicals only, a pretreatment solution to ensure optimal impregnation of different organs from different animals and species, and an unvarying procedure.
  • (7) These cells were argyrophil with the silver impregnation method of Grimelius.
  • (8) In Golgi-Cox-impregnated coronal sections of albino rat brains at 1, 4, 26, 24, 30, 60 and 90 days it is presented the evolution of the spine-less, bare initial zone ("nude zone", NZ) at the proximal apical main dendrites of the layer V pyramidal neurons in the somatosensory and anterior limbie cortex.
  • (9) The epithelial surface is covered with adherent masses composed of desquamated and destroyed epithelial cells and leukocytes impregnated with proteins and penetrated by pseudomycelium.
  • (10) The use of cryostat and cryoprotective measures for processing Golgi impregnated brain tissue has shortened and simplified the method without loss of quality.
  • (11) was measured by the radioactive microsphere method in rats at different time intervals after the implantation of carrageenan-impregnated sponges.
  • (12) The distribution of neurofilament protein-triplet immunoreactivity also correlated with the distribution of staining observed with a silver impregnation method based on Bielschowsky.
  • (13) The author examined the basic structural elements of the aortic wall by means of histological and impregnation methods.
  • (14) SEM and TEM examinations suggested that dentinal collagen exposed by the etching but not entangled and impregnated by poly (4-META-co-MMA) easily deteriorated by water during the longer immersion.
  • (15) Total and partial meso-diencephalic transections and lesions of the central gray matter were performed to trace with the Fink--Heimer silver impregnation method the ascending brain stem pathways to the forebrain.
  • (16) By means of HPLC mono- and oligomeric carbohydrates are separated on silica, modified chemically with aminopropyl groups or impregnated in situ with an amine modifier (piperazine).
  • (17) Ovarian activity was controlled for synchronization of oestrus by using progestagen-impregnated intravaginal sponges and multiple ovulations were induced by using exogenous gonadotrophin therapy.
  • (18) By utilizing the gamma-emitting isotope of selenium, Se-(8-azidoadenosyl)[75Se]selenomethionine eliminates the need for the impregnation of acrylamide gels with fluorographic enhancers and dilution of liquid samples into scintillation cocktails, as is required with the commonly used methyl-3H-labeled and 35S-labeled S-(8-azidoadenosyl)methionine.
  • (19) Body mass and food intake increased substantially during pregnancy and lactation and the magnitude of the increase was unaffected by daylength; by contrast, body weight was significantly reduced in non-impregnated voles kept in short as compared to long days.
  • (20) In silver-impregnated sternocleidomastoid muscles of the young adult rat, we measured synaptic parameters such as nerve terminal length, the number of branching points of terminal arborization, and muscle fiber diameter, and used a morphometric approach to explore specific questions concerning neuromuscular remodelling.

Unassailable


Definition:

Example Sentences:

  • (1) Bernie Sanders sees poll surge after series of record-breaking appearances Read more But Webb, who first announced an exploratory presidential committee in November, joins the race at a time when Clinton’s once unassailable command of Democratic primary looks gradually more vulnerable.
  • (2) The eurozone's second- and third-biggest economies are in trouble, and Germany, the unassailable number one, is worried about being dragged down with them.
  • (3) He sits here before me, an impermeable rock of a man, and his very solidity, the unassailable fact of James Frey, seems strangely reassuring.
  • (4) Yet, perhaps because he wasn't as high-profile as Bradley Manning or as unassailable as Aaron Swartz, Brown hasn't attracted the type of support that can effectively pressure the government.
  • (5) The former Labour prime minister, who towards the end of his time in office in June 2007 branded the media as being like a "feral beast tearing people and reputations to bits" in a speech, said on Monday morning he now felt more comfortable talking about the sometimes unassailable power that newspapers hold without responsibility.
  • (6) It is unassailable that doctors do have that responsibility to protect and promote the health of people in the community.” The case continues in Darwin, with arguments from the medical board yet to be heard.
  • (7) The date has a totemic significance for the regime of Abdel Fatah al-Sisi, for whom it represents a traumatic climbdown – a moment in which the military’s apparently unassailable grip on power seemed to slip.
  • (8) Meanwhile, the US, France, the UK and other western powers have been forced to reassess their relationships with regimes that had seemed unassailable.
  • (9) It is as if the victors are unassailable once they have taken the lead.
  • (10) I don't think that there should be anyone in power who's considered unassailable, whether they're a man, woman, black, white."
  • (11) He said the commercial radio business model was "close to breaking point", up against a "dominant, well-fed and in many ways unassailable" BBC.
  • (12) Until a few months ago the state and city of Veracruz, on the Gulf coast, were considered an unassailable stronghold of the Zetas cartel.
  • (13) Romney's widely lauded performance at the debate in front of almost 70 million viewers appears to have had a particularly favourable impact on several groups that had been assumed to be unassailable strongholds for Obama.
  • (14) As he attempts to make his lead in the Republican presidential race unassailable at next week’s Super Tuesday primary contests, Donald Trump is being confronted with resurfaced allegations that he sexually assaulted and tried to rape a woman in the early 1990s.
  • (15) It was during this period that Hitler’s inner circle established an image of him as an unassailable figure who was willing to work tirelessly on behalf of his country, and who would permit no toxins – not even coffee – to enter his body.
  • (16) Nuttall’s predecessor, Nigel Farage, is a master of the grift, leveraging cigarettes, pints of beer and opposition to the metric system into an apparently unassailable cloak of authenticity draped over his privately educated stockbroker carcass.
  • (17) Again she did not need to approach her best but was able to perform when it mattered to establish a virtually unassailable lead over Broersen and the Canadian pre-championships favourite, Brianne Theisen-Eaton, who had all but blown her chances of victory on the opening day.
  • (18) "The brand has sailed through life pretty unassailably and has always succeeded in having a lot of public goodwill behind it."
  • (19) He presents a "clear and unassailable fact: Our deficits are already falling."
  • (20) At the beginning of the month, the New Zealand National party looked all but unassailable.