| rachis | The main stem of an inflorescence or a pinnate leaf. (09 Oct 1997) |
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| rachischisis | 1. Embryologic failure of fusion of vertebral arches and neural tube with consequent exposure of neural tissue at surface; spina bifida cystica with myelocele or myeloschisis. 2. Spinal dysraphism. Origin: G. Rhachis, spine, + schisis, division (05 Mar 2000) |
| rachischisis partialis | Merorrhachischisis Fissure of a portion of the spinal cord. Synonym: mesorrhachischisis, rachischisis partialis. Origin: mero-+ G. Rhachis, spine, + schisis, fissure. (05 Mar 2000) |
| rachischisis totalis | Spina bifida of the entire spinal column. Synonym: araphia, rachischisis totalis. Origin: holo-+ G. Rhachis, spine, + schisis, fissure (05 Mar 2000) |
| rachis |
axis of a compound leaf or compound inflorescence spinal column: the series of vertebrae forming the axis of the skeleton and protecting the spinal cord; "the fall broke his back"
Ãâó: wordnet.princeton.edu/perl/webwn
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| rachis |
The stem that holds seeds to the stalk in wheat and other plants; changes from brittle to tough when wheat is domesticated.
Ãâó: highered.mcgraw-hill.com/sites/007299634x/student_...
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| rachis |
(Gr. rhachis, a backbone) Main axis of a spike; axis of fern leaf (frond) from which pinnae arise; in compound leaves, the extension of the petiole corresponding to the midrib of an entire leaf.
Ãâó: www.fao.org/docrep/003/X3910E/X3910E21.htm
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| rachis |
a midrib of the lamina, or of a primary, secondary, tertiary etc. pinna. When unqualified, refers to the midrib of the frond, ie the main axis above the lowermost primary pinna. Also spelled rhachis. pl. rachises.
Ãâó: www.anbg.gov.au/glossary/webpubl/fernglos.htm
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| rachis |
In fungi: A conidiophore elongating to one side of a terminally produced spore, often resulting in a zig-zag-shaped structure. (22)
Ãâó: ppathw3.cals.cornell.edu/glossary/Defs_R.htm
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| rachis | the series of vertebrae forming the axis of the skeleton and protecting the spinal cord |
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| rachis | axis of a compound leaf or compound inflorescence |
| rachis | a not uncommon congenital defect in which a vertebra is malformed |
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