| 单词 | medulla |
| 释义 | Medulla nnoun.substancea white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers Synset:myelin myeline Derivationally Related Form:myelinic Substance Holonyms:medullary sheath myelin sheath Hypernyms:fat Inherited Hypernyms:myelinfatlipidmacromoleculemoleculeunitthingphysical entityentity Inherited Hypernyms:myelinfatlipidmacromoleculeorganic compoundcompoundchemicalmaterialsubstancematterphysical entityentity Inherited Hypernyms:myelinfatlipidmacromoleculeorganic compoundcompoundchemicalmaterialsubstancepartrelationabstractionentity nnoun.bodylower or hindmost part of the brain; continuous with spinal cord; ('bulb' is an old term for medulla oblongata) Synset:bulb medulla oblongata Examples:
Derivationally Related Form:bulbarmedullary Part Holonyms:brain-stem brain stem brainstem Hypernyms:neural structure Inherited Hypernyms:medulla oblongataneural structurestructurebody partpartthingphysical entityentity Part Meronyms:respiratory center nnoun.bodythe inner part of an organ or structure in plant or animal Antonyms:cortex Derivationally Related Form:medullary Hypernyms:animal tissue plant tissue Inherited Hypernyms:medullaanimal tissuetissuebody partpartthingphysical entityentity Inherited Hypernyms:medullaplant tissueplant partnatural objectwholeobjectphysical entityentity Direct Hyponyms:adrenal medulla Full Hyponyms: adrenal medulla |
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