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entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)

physical entity go
an entity that has physical existence

object, physical object go
a tangible and visible entity

whole, unit go
an assemblage of parts that is regarded as a single entity

living thing, animate thing go
a living (or once living) entity

cell go
(biology) the basic structural and functional unit of all organisms

fiber, fibre go
any of several elongated, threadlike cells (especially a muscle fiber or a nerve fiber)

nerve fiber, nerve fibre
a threadlike extension of a nerve cell

noun.body

6 Subcategories

medullated nerve fiber, myelinated nerve fiber go
a nerve fiber encased in a sheath of myelin
effector go
a nerve fiber that terminates on a muscle or gland and stimulates contraction or secretion
axon, axone go
long nerve fiber that conducts away from the cell body of the neuron
dendrite go
short fiber that conducts toward the cell body of the neuron
motor fiber, efferent fiber go
a nerve fiber that carries impulses toward the muscles or glands
sensory fiber, afferent fiber go
a nerve fiber that carries impulses toward the central nervous system