medulla | (noun) the inner part of an organ or structure in plant or animal | - |
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(noun) lower or hindmost part of the brain; continuous with spinal cord; (`bulb' is an old term for medulla oblongata) | Synonyms: bulb, medulla oblongata |
(noun) a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers | Synonyms: myelin, myeline |
medullary | (adjective) of or relating to the medulla of any body part | - |
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(adjective) containing or consisting of or resembling bone marrow | - |
(adjective) of or relating to the medulla oblongata | - |
medullated | (adjective) (of neurons) covered with a layer of myelin | Synonyms: myelinated |
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medusa | (noun) one of two forms that coelenterates take: it is the free-swimming sexual phase in the life cycle of a coelenterate; in this phase it has a gelatinous umbrella-shaped body and tentacles | Synonyms: medusan, medusoid |
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medusan | (noun) one of two forms that coelenterates take: it is the free-swimming sexual phase in the life cycle of a coelenterate; in this phase it has a gelatinous umbrella-shaped body and tentacles | Synonyms: medusa, medusoid |
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medusoid | (adjective) relating to or resembling a medusa | - |
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(noun) one of two forms that coelenterates take: it is the free-swimming sexual phase in the life cycle of a coelenterate; in this phase it has a gelatinous umbrella-shaped body and tentacles | Synonyms: medusa, medusan |