excavation


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excavation

 [eks″kah-va´shun]
1. the act of hollowing out.
2. a hollowed-out space, or pouchlike cavity.
atrophic excavation cupping of the optic disk, due to atrophy of the optic nerve fibers.
excavation of optic disk (physiologic excavation) a normally occurring depression in the center of the optic disk.
rectouterine excavation Douglas' cul-de-sac.
rectovesical excavation the space between the rectum and bladder in the peritoneal cavity of the male.
vesicouterine excavation the space between the bladder and uterus in the peritoneal cavity of the female.

ex·ca·va·tion

(eks'kă-vā'shŭn),
1. A natural cavity, pouch, or recess; a sunken or depressed area. Synonym(s): depression (2) [TA], excavatio
2. A cavity formed artificially or as the result of a pathologic process.

ex·ca·va·tion

(eks'kă-vā'shŭn)
1. A natural cavity, pouch, or recess.
Synonym(s): excavatio [TA] .
2. A cavity formed artificially or as the result of a pathologic process.
References in periodicals archive ?
'This is an opportunity to open up for the people to see the restored cannons while also being able to observe the excavation and other works done onsite,' he a press conference to announce the completed conservation of the two cannons today.
The excavation found here is of international importance."
The dig site on Marawah Island being prepared for excavation.
CNA has learned that the excavation will take place outside a military camp.
Ministry spokesman Yos Monirath told The Post that stone excavation operations have existed in Phnom Svay 30 - the site of a smaller mountain, nearby Prey Veng province's Chheu Kach mountain, where the contested stone excavation occurred - since the colonial era.
Lancaster City was fined $750 because the water and sewer authority failed to mark a sewer lateral, which was then struck in May by Miller Pipeline, which was doing excavation for UGI Utilities.
for trench safety violations after the company allowed its employees to enter an excavation site in Austin without proper protections or training on the dangers of unsupported soils.
It further said that the terrorists stole hundreds of historical artifacts from Idlib in recent days, adding that excavation operations were increased after the establishment of the de-escalation zone since the beginning of the last year.
In a letter to the Khyber-Pakhtunkhwa (K-P) Local Government Department secretary, the PDA director general requested him to direct all Town Municipal Administrations (TMAs) falling within PDA's area of work to stop issuing No Objection Certificates (NOCs) for road excavation without seeking prior approval from the authority.
From the first survey and excavation of sites by the NTS in 1993, the full range of survey and excavation techniques has been used, including dendrochronology and radiocarbon dating in the scientific examination of artefacts.
Director of excavation and search branch of the antiAquities department NahAeed Zehra said the excavation work at the site was undertaken on March 6.
Preliminary archaeological excavations in the town of Al Ghareen in the wilayat of Mudhaibi in North Sharqiyah have revealed the presence of an ancient civilisation in Oman with commercial association with the civilisations of Dilmun, Sindh, Mesopotamia and Iran.