What's the difference between cavity and excavator?

Cavity


Definition:

  • (n.) Hollowness.
  • (n.) A hollow place; a hollow; as, the abdominal cavity.

Example Sentences:

  • (1) The content of the cavities was not stained by any of the immunocytochemical reactions applied.
  • (2) Membranes of this material were filled with islets of Langerhans and implanted in the peritoneal cavity of rats.
  • (3) In three of these patients this was associated with the presence of a previously well established abscess cavity.
  • (4) Our experience indicates that lateral rhinotomy is a safe, repeatable and cosmetically sound procedure that provides and excellent surgical approach to the nasal cavity and sinuses.
  • (5) All patients with localized subaortic hypertrophy had left ventricular hypertrophy (left ventricular mass or posterior wall thickness greater than 2 SD from normal) with a normal size cavity due to aortic valve disease (2 patients were also hypertensive).
  • (6) In the 12 prognostically most favourable ears the cavity was repneumatized.
  • (7) Scintigraphic pictures of the uterine cavity and oviducts were obtained with a Jumbo Toshiba gamma-camera; they were subsequently analysed by an Informatek SIMIS-3 data processing system.
  • (8) The cercaria, microcercous in type, is liberated and actively penetrates a second terrestrial pulmonate where development to the free metacercarial stage takes place in the pericardial cavity.
  • (9) A new technique to obliterate the mastoid volume or to reduce an old cavity by means of hydroxyapatite granulate is presented.
  • (10) In general, air from the mediastinum far more often enters the left pleural cavity than the right one.
  • (11) The advantages of the incision through the pars plana ciliaris are (1) easier approach to the vitreous cavity, (2) preservation of the crystalline lens and an intact iris, and (3) circumvention of the corneal and chamber angle complications sometimes associated with the transcorneal approach.
  • (12) The rational surgical methods of treatment in 85 patients with suppurative hepatic echinococcosis penetrating into the abdomen cavity are presented.
  • (13) Finally, carcinoma of the oral cavity in India can be said to be at least two diseases.
  • (14) A pilot study was undertaken to determine the prevalence of gas in the puerperal endometrial cavity and to determine whether this finding has any relationship to the mode of delivery or to the development of puerperal endometritis.
  • (15) The authors present a quite unused technique that helps to simplify the cavity preparation in Operative Dentistry.
  • (16) In several eyes, apparent intraretinal blood-filled cavities were seen acutely in the macular region and elsewhere.
  • (17) These views are very practical for inferior synovial cavity arthrograms performed in the dental operatory since panoramic radiographic machines have become common in modern dental practices.
  • (18) Aspergillomas generally arise from saprophytic colonization of a pre-existing pulmonary cavity with Aspergillus, and may be complicated by life-threatening hemoptosis.
  • (19) Failues of PAFD occurred primarily with the presence of phlegmonous collections and cavities with fistulous connection to bowel.
  • (20) n. from the body cavity of Scomber scombrus from the Indian ocean is described.

Excavator


Definition:

  • (n.) One who, or that which, excavates or hollows out; a machine, as a dredging machine, or a tool, for excavating.

Example Sentences:

  • (1) The only sign of life was excavators loading trees on to barges to take to pulp mills.
  • (2) To reduce the risks posed by the hazard, the report recommends that a management plan be created to determine the level of soil contamination and for managing excavated soil, and to decommission disused septic tanks to prevent the spread of contamination.
  • (3) Although only a small section of the site has been excavated, there are baths, luxurious houses, an amphitheatre, a forum, shops, gardens with working fountains and city walls to explore, with many wonderful mosaics still in situ.
  • (4) The proximal tibial metaphyses of ten New Zealand white rabbits were excavated and filled with sheets of polyvinyl alcohol, into which a suspension of B. fragilis cells was injected on the right side, while saline was used on the left side.
  • (5) For miles, only the strip of land for the track is dug up, but in places the footprint is much wider: access routes for work vehicles; holding areas for excavated earth; new electricity substations; mounds of ballast prepared for the day when quarries cannot keep pace with the demands of the construction; extra lines for the trains that will lay the track.
  • (6) And it is allowed to deal in gold not excavated from the ground according to the well-known aharia frameworks with immediate effect.
  • (7) Protected by a rusty padlocked gate, Macrinus's tomb was targeted by thieves after it was first excavated in 2008.
  • (8) The injury begins as a small nodule with a keratotic innermost part that rapidly is excavated, grows centrifugally, appearing as a new lesion, an expansion of the primary one, in the posterior higher region, with the same characteristics.
  • (9) The purpose of this paper is to present a Mediaeval skeleton of an approximately 16 year old boy, which was excavated at a Danish cemetery containing ca.
  • (10) Huang Ren Zhong's striped parasol stands out against the muddy cliff of excavated earth.
  • (11) No matter how "sophisticated" they may seem to have become, contemporary methods for bioplanimetry of the optic disc vary in precision; easily overlooked or neglected optical influences must, indeed, be taken into consideration; and, of greatest detriment to the meaningfulness of any and all such results is the fact that even "experts" have difficulty in uniformly and reproducibly indicating where the boundaries of the optic disc and its excavation actually lie.
  • (12) The dissident Gleb Yakunin excavated evidence from the KGB archives in the 1990s that fingered high-ranking priests as KGB agents, including the former head of the church, Aleksei II, and the current, Patriarch Kirill I.
  • (13) Prolonged respiratory assistance by positive pressure ventilation via cuffed tracheostomy or endotracheal tube can be complicated by mucosal erosions, tracheal stenosis, tracheomalacia, excavation of the tracheal wall with loss of tissue and tracheoesophageal fistula.
  • (14) Eleven human optic nerves from subjects in different decades ranging from the fifth to the ninth were investigated with the silver carbonate method to establish the pattern and frequency of age changes within the optic nerve head and their relationship with the glaucomatous excavation.
  • (15) Such differential mineralization points on physiological and pathological processes in bone and teeth, and is frequently conserved both in excavated skeletal remains and in cremations.
  • (16) Israel has said demolishing tunnels is the principal goal of its ground operation and it has released footage showing tunnels being demolished by excavators and air strikes.
  • (17) All these results provide a good basis for the assumption that, in glaucoma, the main factor producing restriction of the field of vision and excavations of the papilla is defective irrigation of the papillary vessels, originating in the choroid membrane, with chronic ischemia of the papilla.
  • (18) The excavation method allowed for a complete elimination of the decayed dentinal tissue down to the hypermineralized zone.
  • (19) Alfred, a student of the “father of American anthropology” Franz Boas , gathered and preserved information about native peoples and traditions in California, excavated archaeological sites in Mexico and Peru, and some years before his daughter’s birth had briefly practised as a psychoanalyst.
  • (20) Excavations in the Dakotas, prior to the closure of the Missouri River dams, yielded much information on demographics, anomalies, and epidemiological patterns for specific abnormalities in prior inhabitants of the area over several centuries.