| hollow wall | A condition of the hoof wall in the toe region of horses, characterised by loss of substance and change in character of the horn, most often as a sequela of mild chronic laminitis. Synonym: dystrophia ungulae, hollow wall. (05 Mar 2000) |
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| hollow | 1. A cavity, natural or artificial; an unfilled space within anything; a hole, a cavern; an excavation; as the hollow of the hand or of a tree. 2. A low spot surrounded by elevations; a depressed part of a surface; a concavity; a channel. "Forests grew Upon the barren hollows." (Prior) "I hate the dreadful hollow behind the little wood." (Tennyson) 1. Having an empty space or cavity, natural or artificial, within a solid substance; not solid; excavated in the interior; as, a hollow tree; a hollow sphere. "Hollow with boards shalt thou make it." (Ex. Xxvii. 8) 2. Depressed; concave; gaunt; sunken. "With hollow eye and wrinkled brow." (Shak) 3. Reverberated from a cavity, or resembling such a sound; deep; muffled; as, a hollow roar. 4. Not sincere or faithful; false; deceitful; not sound; as, a hollow heart; a hollow friend. Hollow newel, a pier of stone or brick made behind the lock gates of a canal, and containing a hollow or recess to receive the ends of the gates. Hollow root. <botany> See Moschatel. Hollow square. See Square. Hollow ware, hollow vessels; a trade name for cast-iron kitchen utensils, earthenware, etc. Synonym: Concave, sunken, low, vacant, empty, void, false, faithless, deceitful, treacherous. Origin: OE. Holow, holgh, holf, AS. Holh a hollow, hole. Cf. Hole. Source: Websters Dictionary (01 Mar 1998) |
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| hollow back | Accentuation of the lumbar curvature of the spine. (27 Sep 1997) |
| hollow bone | A bone that is hollow or contains many air cells, such as the mastoid process of the temporal bone. Synonym: os pneumaticum, hollow bone. (05 Mar 2000) |
| hollow fibre reactor | A fermentation system in which the cells are separated from the medium using semipermeable membranes arranged in the form of hollow fibres. (14 Nov 1997) |
| hollow-hearted | Insincere; deceitful; not sound and true; having a cavity or decayed spot within. Synonym: Faithless, dishonest, false, treacherous. Source: Websters Dictionary (01 Mar 1998) |
| hollow-horned | <zoology> Having permanent horns with a bony core, as cattle. Source: Websters Dictionary (01 Mar 1998) |
| abdominal wall fat pad biopsy | <investigation, procedure, surgery> The removal of a small specimen of the abdominal wall fat pad for microscopic examination. Often used in the diagnosis of amyloidosis. Performed with a local anaesthetic. (25 Jun 1999) |
| anterior wall of middle ear | It contains the carotid canal and the opening of the auditory tube. Synonym: paries caroticus cavi tympani, anterior wall of middle ear, carotid wall of middle ear. (05 Mar 2000) |
| anterior wall of stomach | The part of the gastric wall that faces the peritoneal cavity. Synonym: paries anterior gastris. (05 Mar 2000) |
| anterior wall of tympanic cavity | It contains the carotid canal and the opening of the auditory tube. Synonym: paries caroticus cavi tympani, anterior wall of middle ear, carotid wall of middle ear. (05 Mar 2000) |
| anterior wall of vagina | It is somewhat shorter than the posterior wall and at its upper end is penetrated by the cervix of the uterus. Synonym: paries anterior vaginae. (05 Mar 2000) |
| beam-wall reaction | <radiobiology> Fusion reaction which occurs from the collision of a fast beam ion with an ion embedded in or adsorbed onto the reactor wall. (09 Oct 1997) |
| carotid wall of middle ear | It contains the carotid canal and the opening of the auditory tube. Synonym: paries caroticus cavi tympani, anterior wall of middle ear, carotid wall of middle ear. (05 Mar 2000) |
| parietal wall | The body wall or the somatopleure from which it is formed. (05 Mar 2000) |
| mastoid wall of middle ear | It contains the opening into the mastoid antrum. Synonym: paries mastoideus cavi tympani, mastoid wall of middle ear, posterior wall of middle ear. (05 Mar 2000) |