(n.) The act or the faculty of observing or taking notice; the act of seeing, or of fixing the mind upon, anything.
(n.) The result of an act, or of acts, of observing; view; reflection; conclusion; judgment.
(n.) Hence: An expression of an opinion or judgment upon what one has observed; a remark.
(n.) Performance of what is prescribed; adherence in practice; observance.
(n.) The act of recognizing and noting some fact or occurrence in nature, as an aurora, a corona, or the structure of an animal.
(n.) Specifically, the act of measuring, with suitable instruments, some magnitude, as the time of an occultation, with a clock; the right ascension of a star, with a transit instrument and clock; the sun's altitude, or the distance of the moon from a star, with a sextant; the temperature, with a thermometer, etc.
(n.) The information so acquired.
Example Sentences:
(1) The patterns observed were: clusters of granules related to the cell membrane; positive staining localized to portions of the cell membrane, and, less commonly, the whole cell circumference.
(2) However, this deficit was observed only when the sample-place preceded but not when it followed the interpolated visits (second experiment).
(3) In conclusion, in S-rats a glucose-stimulated insulin release is accompanied by an increase in IBF, but this is not observed in P-rats.
(4) The combined immediate and delayed responses to fleas in the dog are as observed by other investigators in man and guinea pigs.
(5) However, when cross-linked to anti-CD4 or anti-CD8 antibodies a markedly enhanced proliferation of the corresponding subpopulation is observed.
(6) Using monoclonal antibodies directed against the plasma membrane of Madin-Darby canine kidney (MDCK) cells, we demonstrated previously that a glycoprotein with an Mr = 23,000 (gp23) had a non-polarized cell surface distribution and was observed on both the apical and basolateral membranes (Ojakian, G. K., Romain, R. E., and Herz, R. E. (1987) Am.
(7) Stimulation is also observed with mixtures of APC expressing DPw3 and APC expressing A1, and likewise, DPw3+ APC become stimulatory when preincubated with supernatants from A1-positive cells.
(8) For this reason, these observations should not be disregarded.
(9) No differences between the two substances were observed with respect to side effects and general tolerability.
(10) The testing of other models and their failure to describe the kinetic observations are discussed.
(11) The extrusion of granules into the intercellular space via exocytosis is frequently observed.
(12) The time of observation varied between 2 and 17 years.
(13) Insensitive variants die more slowly than wild type cells, with 10-20% cell death observed within 24 h after addition of dexamethasone.
(14) The subcellular distribution of sialyltransferase and its product of action, sialic acid, was investigated in the undifferentiated cells of the rat intestinal crypts and compared with the pattern observed in the differentiated cells present in the surface epithelium.
(15) No reaction product was observed in the lamellar areas.
(16) Cyanoacrylate and PDS coatings were not detectable after 6 weeks while PHBA and PLLA coatings were still observed after 48 weeks.
(17) A total of 13 ascertainments of folate sensitive autosomal fragile sites is observed, of which 10q23 fragility appears to be the most frequent.
(18) This new observation offers good possibilities to study the metabolism of tryptophan at the cellular level.
(19) These membrane perturbation effects not observed with bleomycin-iron in the presence of a hydroxyl radical scavenger, dimethyl thiourea, or a chelating agent, desferrioxamine, were correlated with the ability of the complex to generate highly reactive oxygen species.
(20) The fluctuations in [Ca2+]i measured with fura-2 were synchronized among the population of cells observed and were sensitive to extracellular Ca2+ concentration ([Ca2+]o).
Watchtower
Definition:
(n.) A tower in which a sentinel is placed to watch for enemies, the approach of danger, or the like.
Example Sentences:
(1) The local sheriff, FBI and other law enforcement officials have so far held back from confronting the militia, who are heavily armed and have lookouts on a watchtower.
(2) Cages, watchtower and 37 graves: inside an abandoned migrant camp in Malaysia Read more Human rights groups have long accused Thai authorities of collusion in the trafficking industry, but officials have routinely denied the claims.
(3) Rising 70 metres above the treetops on the edge of Flushing Meadows in New York are a trio of concrete watchtowers, their circular platforms topped with rusting rotor blades, like flying saucers retired from service.
(4) That trauma may last a lifetime, with devastating consequences for Palestinian society, according to psychologists who have studied the impact of two decades of bloody conflict in the Gaza strip on children who have grown up under army watchtowers, dodging bullets, seeing classmates shot as they sat at the next desk, watching tanks and bulldozers destroy thousands of homes.
(5) In the city of Cairo, this translates to massive, walled plots of land in lucrative locations, monitored from watchtowers.
(6) In the north, the trail is mostly characterised by woods: the sprawling Spandau forest, the Waldgelände Frohnau (which hides one of the few remaining watchtowers, now appropriated by a youth organisation for nature conservation work) and the Tegeler Fliess, a nature area marked with sandy embankments, grazing horses and picnic areas.
(7) But there was no sign of life from a nearby property, about 50 metres from Bin Laden's back wall, with a high perimeter wall and two watchtowers.
(8) Soldiers start to build the wall, at first with barbed wire and light fencing which in the coming years develops into a heavily complex series of wall, fortified fences, gun positions and watchtowers that are heavily guarded.
(9) We met beside the Telecom Towers, where Adam constructed an elaborate treehouse and Maria put up a watchtower.
(10) On the hilltops, watchtowers and radar stations stand ready to issue early warnings of an attack, giving residents time to flee into the 26 air-raid shelters that have been built in the past two years.
(11) Positioned every 500 metres along a route through the township, with their slender red watchtowers rising above the rambling rooftops, the active boxes now stand like a line of proud church spires.
(12) The latest instalment of the six-part film series Rebel Architecture opens with architect Eyal Weizman approaching one of the watchtowers along the separation wall that runs through the West Bank.
(13) Yet the little patch of sea between East and West Germany by Travemünde was fiercely guarded by watchtowers with radar systems, coastal patrol boats and keen informants in the fishing industry.
(14) From a Kurdish watchtower – reached via a metal ladder – a few civilian vehicles were visible in the far distance.
(15) But in 1994, Spain’s first camera obscura was erected on top of a former watchtower, the Torre Tavira.
(16) Watchtowers, drones and a toxic moat: the designs for Trump's border wall Read more A 2010 law obliged CBP to use the test to curb corruption and misconduct after an earlier hiring surge doubled the Border Patrol’s size in eight years.
(17) There are tattered signs warning surfers to look out for sharks – and a hilltop watchtower overlooks the bay – but in the water I soon forget my fears.
(18) At the camp, which is reached after a two-hour hike up a steep jungle path, there was a watchtower, cages and a large wooden enclosure wrapped in barbed wire.
(19) But she shrinks from the suggestion that we photograph her near the army watchtower at the entrance to the village, only reluctantly agreeing to a few minutes within sight of the soldier behind the concrete.
(20) At the Army 2015 forum inside Patriot Park, dozens of huge marquees showcased everything from secure fingerprinting equipment to armoured riot control vehicles and police watchtowers.