| excalation | Absence, suppression, or failure of development of one of a series of structures, as of a digit or vertebra. Origin: G. Ex, from, + chalao, to abate, release (05 Mar 2000) |
|---|---|
| excavatio | Synonym: excavation. Origin: L. Fr. Ex-cavo, pp. -cavatus, to hollow out, fr. Ex, out, + cavus, hollow (05 Mar 2000) |
| excavatio disci | The normally occurring depression or pit in the centre of the optic disc. Synonym: excavatio disci, depression of optic disk, excavatio papillae, physiologic cup, physiologic excavation. (05 Mar 2000) |
| excavatio papillae | The normally occurring depression or pit in the centre of the optic disc. Synonym: excavatio disci, depression of optic disk, excavatio papillae, physiologic cup, physiologic excavation. (05 Mar 2000) |
| excavatio rectouterina | <anatomy> A pocket formed by the deflection of the peritoneum from the rectum to the uterus. Synonym: excavatio rectouterina, cavum douglasi, cul-de-sac, Douglas' cul-de-sac, Douglas' pouch, pouch of Douglas, rectovaginouterine pouch. (05 Mar 2000) |
| excavatio rectovesicalis | A pocket formed by the deflection of the peritoneum from the rectum to the bladder in the male. Synonym: excavatio rectovesicalis, Proust's space. (05 Mar 2000) |
| excavatio vesicouterina | uterovesical pouch |
| excavation | 1. A natural cavity, pouch, or recess. Synonym: excavatio. 2. A cavity formed artificially or as the result of a pathologic process. (05 Mar 2000) |
| excavation of optic disc | The normally occurring depression or pit in the centre of the optic disc. Synonym: excavatio disci, depression of optic disk, excavatio papillae, physiologic cup, physiologic excavation. (05 Mar 2000) |
| excavator | 1. An instrument like a large sharp spoon or scoop, used in scraping out pathologic tissue. 2. In dentistry, an instrument, generally a small spoon or curette, for cleaning out and shaping a carious cavity preparatory to filling. (05 Mar 2000) |
| exceed | 1. To go too far; to pass the proper bounds or measure. "In our reverence to whom, we can not possibly exceed." "Forty stripes he may give him, and not exceed." (Deut. Xxv. 3) 2. To be more or greater; to be paramount. Source: Websters Dictionary (01 Mar 1998) |
| excel | To surpass others in good qualities, laudable actions, or acquirements; to be distinguished by superiority; as, to excel in mathematics, or classics. "Unstable as water, thou shalt not excel." (Gen. Xlix. 4) "Then peers grew proud in horsemanship t' excel." (Pope) Source: Websters Dictionary (01 Mar 1998) |
| excellently | 1. In an excellent manner; well in a high degree. 2. In a high or superior degree; in this literal use, not implying worthiness. "When the whole heart is excellently sorry." (J. Fletcher) Source: Websters Dictionary (01 Mar 1998) |
| excelsior | A kind of stuffing for upholstered furniture, mattresses, etc, in which curled shreds of wood are substituted for curled hair. Source: Websters Dictionary (01 Mar 1998) |
| excelsior matting | <botany> A layer of fine, curled wood shavings used to stabilise eroding soil or to filter sediment from flowing water. (09 Oct 1997) |