What's the difference between blank and lacuna?

Blank


Definition:

  • (a.) Of a white or pale color; without color.
  • (a.) Free from writing, printing, or marks; having an empty space to be filled in with some special writing; -- said of checks, official documents, etc.; as, blank paper; a blank check; a blank ballot.
  • (a.) Utterly confounded or discomfited.
  • (a.) Empty; void; without result; fruitless; as, a blank space; a blank day.
  • (a.) Lacking characteristics which give variety; as, a blank desert; a blank wall; destitute of interests, affections, hopes, etc.; as, to live a blank existence; destitute of sensations; as, blank unconsciousness.
  • (a.) Lacking animation and intelligence, or their associated characteristics, as expression of face, look, etc.; expressionless; vacant.
  • (a.) Absolute; downright; unmixed; as, blank terror.
  • (n.) Any void space; a void space on paper, or in any written instrument; an interval void of consciousness, action, result, etc; a void.
  • (n.) A lot by which nothing is gained; a ticket in a lottery on which no prize is indicated.
  • (n.) A paper unwritten; a paper without marks or characters a blank ballot; -- especially, a paper on which are to be inserted designated items of information, for which spaces are left vacant; a bland form.
  • (n.) A paper containing the substance of a legal instrument, as a deed, release, writ, or execution, with spaces left to be filled with names, date, descriptions, etc.
  • (n.) The point aimed at in a target, marked with a white spot; hence, the object to which anything is directed.
  • (n.) Aim; shot; range.
  • (n.) A kind of base silver money, first coined in England by Henry V., and worth about 8 pence; also, a French coin of the seventeenth century, worth about 4 pence.
  • (n.) A piece of metal prepared to be made into something by a further operation, as a coin, screw, nuts.
  • (n.) A piece or division of a piece, without spots; as, the "double blank"; the "six blank."
  • (v. t.) To make void; to annul.
  • (v. t.) To blanch; to make blank; to damp the spirits of; to dispirit or confuse.

Example Sentences:

  • (1) In contrast, the most frequent haplotype of HLA-DR2 in normal Japanese, A24-C blank-Bw52-C4A*2 B*Q0-BF *S-C2*C-DR2-DQw1, had a decreased frequency to one-third of the normal controls.
  • (2) In case of extractions from blank plasma samples interfering peaks are not observed.
  • (3) Some of the patients with a blank audiogram are better off with exploratory tympanotomy and stapedotomy.
  • (4) Gibson has held the role of chairman since 4 May 2006, when he took over from Sir Victor Blank, who vacated the role to become chairman at Lloyds TSB.
  • (5) Its better sensitivity allowed a lower reagent consumption and a larger sample dilution (contrary to the conventional immunonephelometry, sample pretreatment and sample blank measurement were unnecessary).
  • (6) This blank effect owes its regressive nature to the consumption of the active reagent ingredient by the protein reactive species, variably and sometimes, with certain reactants, nonlinearly in the presence of increasing protein concentrations.
  • (7) Goren, Sarty, and Wu (1975) claimed that newborn infants will follow a slowly moving schematic face stimulus with their head and eyes further than they will follow scrambled faces or blank stimuli.
  • (8) The signals were digitized and subjected to three methods of heart sound cancellation: 75-Hz high-pass filtering (75 HF), ECG-triggered blanking (BL) and adaptive filtering (AF).
  • (9) We aggressively push new uranium deals to countries like India , whose nuclear industry has been called unsafe by its own auditor general , and which point blank refuses to sign the global nuclear non-proliferation treaty .
  • (10) A column chromatographic purification of milk prior to radioimmunoassay decreased the blank and improved sensitivity.
  • (11) Would their parents point-blank refuse to take home yet another Barbie, or would they really be able to stand back and let free choice ensue?
  • (12) Performance was at chance on blank trials, and cats with complete cord transection failed to discriminate.
  • (13) Significant increases were noted in the frequencies of HLA-A 26, B 39 and DR blank antigens.
  • (14) Marked reduction of exogenous cyt c was observed only in sample S: the small reduction of cyt c by sample R was independent of the light wavelength and was equal to the blank level.
  • (15) It would also authorise the use of US forces in situations where ground combat operations are not expected or intended, such as intelligence collection and sharing, missions to enable kinetic strikes, or the provision of operational planning and other forms of advice and assistance to partner forces.” The White House insists the AUMF does not confer authority for “long-term, large-scale ground combat operations”, but the language has already raised concerns among Democrats that it gives the White House another “blank cheque” for open-ended war wherever it chooses.
  • (16) Each matrix was prepared at 3 sulfite levels--the regulatory level, half the regulatory level, twice the regulatory level--and as a blank.
  • (17) Extraterrestrials Decades of searching for signs of alien life have so far turned up a blank, yet the question of whether life on Earth is a one-off is among the most compelling in science.
  • (18) Asked point blank if Mueller should recuse himself from the Russia investigation, Trump said: “Well, he’s very, very good friends with Comey, which is very bothersome.
  • (19) Black cases had significantly higher gene frequencies than black controls for Bw65, Cw2, and DRw14, while white cases had higher gene frequencies than white controls for A3 and Cw2 and blanks at the DR and DQ loci.
  • (20) Hydrogen peroxide was formed when cysteine was exposed to oxygen in the dilution blank solution, and the reaction was inhibited by metal ion-chelating agents.

Lacuna


Definition:

  • (n.) A small opening; a small pit or depression; a small blank space; a gap or vacancy; a hiatus.
  • (n.) A small opening; a small depression or cavity; a space, as a vacant space between the cells of plants, or one of the spaces left among the tissues of the lower animals, which serve in place of vessels for the circulation of the body fluids, or the cavity or sac, usually of very small size, in a mucous membrane.

Example Sentences:

  • (1) Casts of lacunae and canaliculi along with the underlying matrix could be visualized in these preparations.
  • (2) This kind of distribution of microfilaments was always associated with resorption lacunae, and F-actin, vinculin, and talin zones correspond roughly to the edge of lacunae.
  • (3) As lacunae develop, both syncytial and cytotrophoblast are exposed to maternal blood.
  • (4) A cartilage is regarded as 'cell-rich' if its cells or their lacunae occupy more than half of the tissue volume.
  • (5) Intravenous urography reveals the presence of a persistent lacuna in a calix or of the pelvis, radiologic evidence of the abnormal papilla.
  • (6) Under the scanning electron microscope, the clear dentine tubules in the resorption lacuna, the shallow, unclear resorption lacuna with deposition of the hard tissue and the various steps between them were observed.
  • (7) Localised tumour forms present either in the form of large polycyclic lacunae, sometimes invaginated or as vast ulcerations with irregular nodular margin, or as due to parietal infiltration and exoluminal development of the tumour mass and neighbouring adenopathy.
  • (8) The resorbant organ, rich in odontoclasts, cementoblasts, fibroblasts, and macrophages, formed prominent resorption lacunae in root dentin.
  • (9) Signs of osteolysis, such as enlarged osteocyte lacunae surrounded by a metachromatic zone in toluidine blue stained sections, and confluence of osteocyte lacunae in microradiographs, were compared with the fluorochrome labelling pattern.
  • (10) These had networks which formed the floor of each stomata and the roof of each lacunae.
  • (11) Besides greater detailization of the prevailing diameters of the pores, the method of poremetry allows the information to be obtained concerning the distribution of not only sizes of central canals of osteons but also smaller pores characterizing the system of lacunae of osteocytes and canals connecting them.
  • (12) Osteocyte viability within the femoral head was assessed by counting empty osteocyte lacunae in five random high-power fields of hematoxylin- and eosin-stained sections.
  • (13) Lipohyalinosis, initially referred to as the underlying pathologic vascular lesion specific for lacunae, is found most commonly in a subset of patients with severe hypertension associated with multilacunar dementia.
  • (14) These areas were characterized by a matrix of amorphous blue ground substance with lacunae that contained enlarged and slightly atypical cells.
  • (15) The condition was diagnosed by biopsy of a cranial bone lacuna.
  • (16) When ascorbic acid is added to the hormone-supplemented medium, differentiating chondrocytes organize their matrix leading to a cartilage-like structure with hypertrophic chondrocytes embedded in lacunae.
  • (17) The occlusion of arterioles underneath the site suggests that circulation through the lacunae at this stage is indirect.
  • (18) The second most common cause of dementia, cerebrovascular disease, produces dementia only when there is destruction of brain tissue, as in individuals who have multiple strokes or who have hypertensive vascular disease leading to multiple lacunae.
  • (19) Macrophages and giant cells did not form pits or resorption lacunae on the bone substrates as osteoclasts did.
  • (20) These MNC express an osteoclast phenotype and form resorption lacunae on calcified matrices.