rachis
Kelime Anlamı :
1. rhachis belkemiği.
2. bir yaprağın veya bir durumun ekseni.
3. eksen.
4. omurga.
5. tüy sapı.
6. rakis.
7. salkımın ana sapı.
8. tüy sap.
9. orta damar (yaprak vb.).
10. belkemiği.
Tanımlar :
1.
biology A main axis or shaft, such as the main stem of an inflorescence, the stalk of a pinnately compound leaf, or the spinal column.
from The American Heritage® Dictionary of the English Language, 4th Edition
1.
the main shaft of either a compound leaf, head of grain, or fern frond.
2. the spine or the vertebrae of the spine.
3. the central shaft of a feather.
2. the spine or the vertebrae of the spine.
3. the central shaft of a feather.
from Wiktionary, Creative Commons Attribution/Share-Alike License
1.
the spine; the vertebral column.
2. same as Rhachis.
2. same as Rhachis.
from the GNU version of the Collaborative International Dictionary of English
1.
in botany:
2. the axis of an inflorescence when somewhat elongated; the continuation of the peduncle along which the flowers are ranged, as in a spike or a raceme.
3. in a pinnately compound leaf or frond, the prolongation of the petiole along which the leaflets or pinnæ are disposed, corresponding to the midrib of a pinnately veined simple leaf. see cut under compound.
4. in zoöl. and anatomy:
5. the vertebral column.
6. the stem, shaft, or scape of a feather, as distinguished from the web, vane, or vexillum; especially, that part of the stem which bears the vexillum. as distinguished from the calamus or quill. see quill, 4.
7. the median part of the radula of a mollusk, usually bearing teeth which differ from those on each side of it.
8. the axial skeleton of various polyp-colonies, as of Gorgonia; some axial part, or formation like a midrib, as in crinoids.
2. the axis of an inflorescence when somewhat elongated; the continuation of the peduncle along which the flowers are ranged, as in a spike or a raceme.
3. in a pinnately compound leaf or frond, the prolongation of the petiole along which the leaflets or pinnæ are disposed, corresponding to the midrib of a pinnately veined simple leaf. see cut under compound.
4. in zoöl. and anatomy:
5. the vertebral column.
6. the stem, shaft, or scape of a feather, as distinguished from the web, vane, or vexillum; especially, that part of the stem which bears the vexillum. as distinguished from the calamus or quill. see quill, 4.
7. the median part of the radula of a mollusk, usually bearing teeth which differ from those on each side of it.
8. the axial skeleton of various polyp-colonies, as of Gorgonia; some axial part, or formation like a midrib, as in crinoids.
from The Century Dictionary and Cyclopedia