UNGULA
\ˈʌnɡjʊlə], \ˈʌnɡjʊlə], \ˈʌ_n_ɡ_j_ʊ_l_ə]\
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A hoof, as of a horse: in geom. a part cut off from a cylinder cone, etc., by a plane passing obliquely through the base and part of the curved surface-so named from its resemblance to the hoof of a horse: in surg. an instrument for extracting a dead foetus from the womb.
By Daniel Lyons
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An instrument for extracting a dead fetus.
By Willam Alexander Newman Dorland
Word of the day
Olivopontocerebellar Atrophies
- group inherited disorders which share progressive ataxia combination with atrophy CEREBELLUM; PONS; inferior olivary nuclei. Additional features include RIGIDITY; NYSTAGMUS; RETINAL DEGENERATION; MUSCLE SPASTICITY; DEMENTIA; URINARY INCONTINENCE; OPHTHALMOPLEGIA. familial has an earlier onset (second decade) and may feature spinal cord atrophy. sporadic form tends to present in the fifth or sixth decade, is considered a clinical subtype MULTIPLE SYSTEM ATROPHY. (From Adams et al., Principles of Neurology, 6th ed, p1085)