What's the difference between dull and hollow?

Dull


Definition:

  • (superl.) Slow of understanding; wanting readiness of apprehension; stupid; doltish; blockish.
  • (superl.) Slow in action; sluggish; unready; awkward.
  • (superl.) Insensible; unfeeling.
  • (superl.) Not keen in edge or point; lacking sharpness; blunt.
  • (superl.) Not bright or clear to the eye; wanting in liveliness of color or luster; not vivid; obscure; dim; as, a dull fire or lamp; a dull red or yellow; a dull mirror.
  • (superl.) Heavy; gross; cloggy; insensible; spiritless; lifeless; inert.
  • (superl.) Furnishing little delight, spirit, or variety; uninteresting; tedious; cheerless; gloomy; melancholy; depressing; as, a dull story or sermon; a dull occupation or period; hence, cloudy; overcast; as, a dull day.
  • (v. t.) To deprive of sharpness of edge or point.
  • (v. t.) To make dull, stupid, or sluggish; to stupefy, as the senses, the feelings, the perceptions, and the like.
  • (v. t.) To render dim or obscure; to sully; to tarnish.
  • (v. t.) To deprive of liveliness or activity; to render heavy; to make inert; to depress; to weary; to sadden.
  • (v. i.) To become dull or stupid.

Example Sentences:

  • (1) "Maybe dullness is associated with psychic pain," Wallace wrote at one point, "because something that's dull or opaque fails to provide enough stimulation to distract people from some other, deeper type of pain that is always there, if only in an ambient low-level way, and which most of us spend nearly all our time and energy trying to distract ourselves from."
  • (2) Similar systems were put in place at Dulles outside Washington DC, Newark and Chicago airports on Thursday.
  • (3) The soft, dull, malacic appearance of the center results from lack of a true surface layer of tangential collagen fibers.
  • (4) Here I am in Los Angeles being paid $30,000 to do next to nothing and still I'm finding life rather dull.
  • (5) A significant proportion of splenic B cells reacted with these mAb, although lower number (one-log less) than peritoneal B cells and a small proportion of H7dull+ splenic B cells seems to be Ly-1(CD5)dull+, 1 of 200 splenic B cells responded to IL-5 for IgM production.
  • (6) A 58-year-old man complained of dull left lower quadrant pain and constipation.
  • (7) They will begin next week at Liberty airport in Newark, New Jersey; Dulles, outside Washington DC; Chicago O’Hare, and Hartsfield-Jackson in Atlanta.
  • (8) At both observations, crowns were rated on 5-point Likert scales for outline form, porosity, smoothness, reflectance, texture, dullness, defects, and general esthetic appearances.
  • (9) On the other hand AMH2 showed the dull-positive reaction with some monocytes and pleural exudate cells among above-mentioned cells.
  • (10) Britain’s Got Talent review – Simon Cowell is looking like Caligula after a dull day at the Coliseum Read more The show, won last year by boy band Collabro, began eight years ago with 4.9 million viewers, rising to 8.8 million for its second series launch before hitting the 10 million mark for the first time in 2009 with 10.3 million.
  • (11) Disseminated annular psoriasiform lesions developed over a period of 2 months in a 48-year-old man with no preceding psoriatic history of drug intake, being accompanied by general dullness and arthralgia.
  • (12) 3) At the severe stage, pain and dullness at the back, numbness at arms and hands, hand coldness, sleep disturbance etc.
  • (13) One month after surgery, she complained of swelling and a dull pain in the right leg without cardiorespiratory symptoms.
  • (14) Black-hair follicular dysplasia in dogs of mixed breeding was delineated by hypotrichosis and dullness of most black regions of the coat.
  • (15) Endoscopic examination disclosed an almost roundish, smooth-surfaced, flat and dull red area corresponding to IIc (slightly depressed type).
  • (16) Their surface phenotype was Thy-1+(dull), Ly-1.2+(dull), Lyt-2-, L3T4-, 9F3+, and 3A1+, which is consistent with that found in intact lpr mice.
  • (17) The engines, gearboxes and even the doors now have a complexity that sees them constructed elsewhere, but the transformation on this line of the dull sheen of aluminium parts into a moving vehicle at the other end is still something to behold.
  • (18) Flow cytometry showed three types of trophozoite staining by mAb: (i) bright staining of greater than 90% of trophozoites, with aggregation of the organisms; (ii) bright staining of approximately 90% of trophozoites, with little or no aggregation; (iii) dull staining of approximately 20% of trophozoites, without aggregation.
  • (19) The percentage of dull CD8+CD11b+ cells (natural killer cells) among TG-2 cells was lower than that in peripheral blood, but there was no significant difference in bright CD8+CD11b+ cells (suppressor-effector T cells) between thyroid glands and peripheral blood.
  • (20) It was filed in my mind as a pretty but dull destination, full of pensioners on package deals and cruises.

Hollow


Definition:

  • (a.) Having an empty space or cavity, natural or artificial, within a solid substance; not solid; excavated in the interior; as, a hollow tree; a hollow sphere.
  • (a.) Depressed; concave; gaunt; sunken.
  • (a.) Reverberated from a cavity, or resembling such a sound; deep; muffled; as, a hollow roar.
  • (a.) Not sincere or faithful; false; deceitful; not sound; as, a hollow heart; a hollow friend.
  • (n.) A cavity, natural or artificial; an unfilled space within anything; a hole, a cavern; an excavation; as the hollow of the hand or of a tree.
  • (n.) A low spot surrounded by elevations; a depressed part of a surface; a concavity; a channel.
  • (v. t.) To make hollow, as by digging, cutting, or engraving; to excavate.
  • (adv.) Wholly; completely; utterly; -- chiefly after the verb to beat, and often with all; as, this story beats the other all hollow. See All, adv.
  • (interj.) Hollo.
  • (v. i.) To shout; to hollo.
  • (v. t.) To urge or call by shouting.

Example Sentences:

  • (1) No evidence for consumptive coagulopathy was noted in the absence of heparin during hemodialysis with cuprophane hollow fiber dialyzers.
  • (2) The buccal glands of adults of the Southern Hemisphere lamprey Geotria australis consist of a pair of small, bean-shaped, hollow sacs, embedded within the basilaris muscle in the region below the eyes and to either side of the piston cartilage.
  • (3) The whole thing has made me feel hollow inside,” says one Tory MP.
  • (4) "The hollow words of praise from the home secretary are meaningless today.
  • (5) In order to clarify the role of dialyzer geometry, the effect of hollow-fiber versus flat-sheet dialyzers and of different surface areas on C3a generation and leukocyte degranulation was investigated.
  • (6) A significant improvement in the precision of the hollow cathode as an emission source is reported.
  • (7) These include a redistribution of the neurons that originally were in barrel sides; a reduction in the neuropil between the neurons that originally were within hollows; and differential growth of layer IV dendrites.
  • (8) In layer IV high NMDA receptor densities were specifically confined to the barrel hollows.
  • (9) This study presents results from in vitro and in vivo experiments in rodents by the use of a PEEK-hollow fiber.
  • (10) Pathogenetic and etiologic points of view of the perforation of dermoid cysts of the small pelvis into adjacent hollow organs are discussed in short.
  • (11) This article describes the presurgical evaluation and surgical procedures for the treatment of partially edentulous patients with ITI hollow-screw implants.
  • (12) B43 MoAb was produced in vitro by hollow fiber technology and purified to homogeneity by affinity chromatography.
  • (13) Despite a 30% rate of luminal blockage in stents retrieved after indwelling times up to 3 months, the incidence of clinical obstruction in stented tracts up to 3 months was 4%, confirming other reports that significant urine flow occurs around rather than through hollow, vented stents.
  • (14) attack of pain, retroperitoneal hematoma, hemoperitoneum, rupture into a hollow viscus, infective aneurysm.
  • (15) Produced by Morrissey and Johnny Marr with Stephen Street, MIM sounds more full-blooded than anything they had previously recorded – notably Hatful of Hollow , the compilation that preceded it.
  • (16) Hollowing out legacy media’s revenues while using its content, “ digital colonialism ” and issues of censorship have plagued the company in 2016.
  • (17) In one clothes shop, with racks of discounted Calvin Klein and DKNY, the manager, Sav, explains what's happened: "In this crisis, the middle classes have been hollowed out."
  • (18) We also show that the laminin-derived synthetic peptide YIGSR contains sufficient information to induce single endothelial cells to form ring-like structures surrounding a hollow lumen, the basic putative unit in the formation of capillaries.
  • (19) The story of the past 30 years has been the relentless hollowing-out of industrial Britain, the single biggest change to the British economy in the postwar era.
  • (20) At the basis of each pilus, a cell wall differentiation was observed appearing, in face-on-view, as a ring-like structure made up of subunits, and in side-on view as a hollow cylinder penetrating through the cell wall.