See Also: anteromedian(medicine)
anteromedian groove(medicine)
surd(1)(dictionary)
Surd(medicine)
surd(2)(dictionary)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
Medicine Lodge Memorial Hospital- Medicine Lodge(health)
Orthomolecular medicine (orthomolecular nutritional medicine, orthomolecular therapy)(health)
medicine(dictionary)
medicine(2)(dictionary)

anteromedian groove (medicine) and Surd (medicine)


anteromedian groove (medicine)


anteromedian groove -->
anterior median fissure of medulla oblongata


The longitudinal groove in the midline of the anterior aspect of the medulla oblongata; it is the medullary equivalent of the anterior median fissure of the spinal cord and ends at the foramen caecum posterius; its caudal part is obliterated by the decussation of the pyramids.

Synonym: fissura mediana anterior medullae oblongatae, anteromedian groove.


Surd (medicine)


surd


1. Net having the sense of hearing; deaf. "A surd . . . Generation."

2. Unheard.

3. <mathematics> Involving surds; not capable of being expressed in rational numbers; radical; irrational; as, a surd expression or quantity; a surd number.

4. Uttered, as an element of speech, without tone, or proper vocal sound; voiceless; unintonated; nonvocal; atonic; whispered; aspirated; sharp; hard, as f, p, s, etc.; opposed to sonant.

Origin: L. Surdus deaf (whence the meaning, deaf to reason, irrational), perhaps akin to E. Swart. Cf. Sordine.

<mathematics>

1. A quantity which can not be expressed by rational numbers; thus, 2 is a surd.

2. A surd element of speech. See Surd.

Source: Websters Dictionary