reticulum

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reticulum

 [rĕ-tik´u-lum] (L.)
1. a small network, especially a protoplasmic network in cells.
agranular reticulum smooth-surfaced endoplasmic reticulum.
endoplasmic reticulum an ultramicroscopic organelle of nearly all higher plant and animal cells, consisting of a system of membrane-bound cavities in the cytoplasm, occurring in two types: granular or rough-surfaced, bearing large numbers of ribosomes on its outer surface, and agranular or smooth-surfaced.
granular reticulum rough-surfaced endoplasmic reticulum.
sarcoplasmic reticulum a form of agranular reticulum in the sarcoplasm of striated muscle, comprising a system of smooth-surfaced tubules surrounding each myofibril.

re·tic·u·lum

, pl.

re·tic·u·la

(re-tik'yū-lŭm, -lă), [TA]
1. A fine network formed by cells, or formed of certain structures within cells or of connective tissue fibers between cells.
2. Synonym(s): neuroglia
3. The second compartment of the stomach of a ruminant, a comparatively small chamber communicating with the rumen; sometimes called the honeycomb because of the characteristic structure of its wall.
[L. dim of rete, a net]

reticulum

(rĭ-tĭk′yə-ləm)
n. pl. reticu·la (-lə)
1. A netlike formation or structure; a network.
2. Zoology The second compartment of the stomach of ruminant mammals, lined with a membrane having honeycombed ridges.

re·tic·u·lum

, pl. reticula (rĕ-tik'yū-lŭm, -ă) [TA]
1. A fine network formed by cells, or formed of certain structures within cells or of connective tissue fibers between cells.
2. Synonym(s): neuroglia.
3. The second compartment of the stomach of a ruminant, a comparatively small chamber communicating with the rumen; sometimes called the honeycomb because of the characteristic structure of its wall.
[L. dim of rete, a net]

reticulum

Any netlike structure of the body.

reticulum

  1. the second compartment of the ruminant stomach.
  2. a network, particularly of PROTOPLASM.