||Re*tic`u*la"ri*a (?), n. pl. [NL. See Reticular.] (Zoöl.) An
||extensive division of rhizopods in which the pseudopodia are more or
||less slender and coalesce at certain points, forming irregular
||meshes. It includes the shelled Foraminifera, together with some
||groups which lack a true shell.
Re*tic`u*la"ri*an (?), n. (Zoöl). One of the Reticularia.
Re*tic"u*lar*ly, adv. In a reticular manner.
{ Re*tic"u*late (?), Re*tic"u*la`ted (?) }, a. [L. reticulatus. See
Reticule.] 1. Resembling network; having the form or appearance of a
net; netted; as, a reticulated structure.
2. Having veins, fibers, or lines crossing like the threads or fibers
of a network; as, a reticulate leaf; a reticulated surface; a
reticulated wing of an insect.
Reticulated glass, ornamental ware made from glass in which one set of
white or colored lines seems to meet and interlace with another set in
a different plane. -- Reticulated micrometer, a micrometer for an
optical instrument, consisting of a reticule in the focus of an
eyepiece. -- Reticulated work (Masonry), work constructed with
diamond-shaped stones, or square stones placed diagonally.
Re*tic`u*la"tion (?), n. The quality or state of being reticulated, or
netlike; that which is reticulated; network; an organization resembling
a net.
The particular net you occupy in the great reticulation.
Carlyle.
Ret"i*cule (?), n.. [F. réticule, L. reticulum, dim. of rete a net.
Cf.Retina, Reticle.] 1. A little bag, originally of network; a woman's
workbag, or a little bag to be carried in the hand. De Quincey.
2. A system of wires or lines in the focus of a telescope or other
instrument; a reticle.
||Re*tic`u*lo"sa (?), n. pl. [NL.] (Zoöl.) Same as Reticularia.
Re*tic"u*lose` (?), a. Forming a network; characterized by a
reticulated sructure.
Reticulose rhizopod (Zoöl.), a rhizopod in which the pseudopodia blend
together and form irregular meshes.
||Re*tic"u*lum (?), n.;pl. Reticula (#). [L. dim. of rete a net.]
||(Anat.) (a) The second stomach of ruminants, in which folds of the
||mucous membrane form hexagonal cells; -- also called the honeycomb
||stomach. (b) The neuroglia.
Ret"i*form (?), a. [L. rete a net + -form. cf. F. rétiforme.] Composed
of crossing lines and interstices; reticular; netlike; as, the retiform
coat of the eye.
Ret"i*na (?), n. [NL., from L. rete a net. Cf. Reticule.] (Anat.) The
delicate membrane by which the back part of the globe of the eye is
lined, and in which the fibers of the optic nerve terminate. See Eye.
The fibers of the optic nerve and the retinal blood vessels spread out
upon the front surface of the retina, while the sensory layer (called
Jacob's membrane), containing the rods and cones, is on the back side,
next the choroid coat.
||Ret`i*nac"u*lum (?), n.; pl. Retinacula (#). [L., a holdfast, a band.
||See Retain.] 1. (Anat.) (a) A connecting band; a frænum; as, the
||retinacula of the ileocæcal and ileocolic valves. (b) One of the
||annular ligaments which hold the tendons close to the bones at the
||larger joints, as at the wrist and ankle.
2. (Zoöl) One of the retractor muscles of the proboscis of certain
worms.
3. (Bot.) A small gland or process to which bodies are attached; as,
the glandular retinacula to which the pollinia of orchids are attached,
or the hooks which support the seeds in many acanthaceous plants.
Ret"i*nal (?), a. (Anat.) Of or pertaining to the retina.
Retinal purple (Physiol. Chem.), the visual purple.
Re*tin"a*lite (?), n. [Gr. &?;&?;&?;&?; resin + -lite.] (Min.) A
translucent variety of serpentine, of a honey yellow or greenish yellow
color, having a waxy resinlike luster.
{ Ret`in*as"phalt (?), ||Ret`in*as*phal"tum (?), } n. [Gr. &?;&?;&?;&?;
resin + &?;&?;&?;&?;&?; asphalt.] (Min.) Retinite.
Ret"i*nerved` (?), a. [L. rete a net + E. nerve.] (Bot.) Having
reticulated veins.
||Ret`i*ne"um (?), n.; pl. Retinea (#). [NL. See Retina.] (Zoöl.) That
||part of the eye of an invertebrate which corresponds in function with
||the retina of a vertebrate.
Re*tin"ic (?), a. [Gr. &?;&?;&?;&?; resin.] (Min. Chem.) Of or
pertaining to resin; derived from resin; specifically, designating an
acid found in certain fossil resins and hydrocarbons.
Ret"i*nite (?), n. [Gr.&?;&?;&?; resin: cf. F. rétinite.] (Min.) An
inflammable mineral resin, usually of a yellowish brown color, found in
roundish masses, sometimes with coal.
Ret`i*ni"tis (?), n. [NL., fr. NL. & E. retina + -tis.] (Med.)
Inflammation of the retina.
Ret"i*noid (?), a. [Gr. &?;&?;&?; resin + -oid.] Resinlike, or
resinform; resembling a resin without being such.
Ret"i*nol (?), n. [Gr. &?;&?;&?; resin + L. oleum oil.] (Chem.) A
hydrocarbon oil obtained by the distillation of resin, -- used in
printer's ink.
||Ret`i*noph"o*ra (?), n.; pl. Retiniphoræ (#). [NL., fr. NL. & E.
||retina + Gr. &?;&?;&?;&?; to bear.] (Zoöl.) One of group of two to
||four united cells which occupy the axial part of the ocelli, or
||ommatidia, of the eyes of invertebrates, and contain the terminal
||nerve fibrillæ. See Illust. under Ommatidium.
Ret`i*noph"o*ral (?), a. (Zoöl.) Of or pertaining to retinophoræ.
Ret`i*nos"co*py (?), n. [Retina + -scopy.] (Physiol.) The study of the
retina of the eye by means of the ophthalmoscope.
Ret"i*nue (?), n. [OE. retinue, OF. retinue, fr. retenir to retain,
engage, hire. See Retain.] The body of retainers who follow a prince or
other distinguished person; a train of attendants; a suite.
Others of your insolent retinue.
Shak.
What followers, what retinue canst thou gain?
Milton.
To have at one's retinue, to keep or employ as a retainer; to retain.
[Obs.] Chaucer.
||Re*tin"u*la (?), n.; pl. Retinulæ (#). [NL., dim. of NL. & E.
||retina.] (Zoöl.) One of the group of pigmented cells which surround
||the retinophoræ of invertebrates. See Illust. under Ommatidium.
Re*tin"u*late (?), a. (Zoöl.) Having, or characterized by, retinul&?;.
Ret`i*ped (?), n. [L. rete a net + pes, pedis, a foot: cf. F.
rétinopède.] (Zoöl.) A bird having small polygonal scales covering the
tarsi.
Re*tir"a*cy (?), n. Retirement; -- mostly used in a jocose or burlesque
way. [U.S.] Bartlett.
What one of our great men used to call dignified retiracy.