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Rhizome
n.
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A rootstock. See Rootstock.
Rhizophaga
n. pl.
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A division of marsupials. The wombat is the type.
Rhizophagous
a.
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Feeding on roots; root-eating.
Rhizophora
n.
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A genus of trees including the mangrove. See Mangrove.
Rhizophorous
a.
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Bearing roots.
Rhizopod
n.
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One of the Rhizopoda.
Rhizopoda
n. pl.
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An extensive class of Protozoa, including those which have pseudopodia, by means of which they move about and take their food. The principal groups are Lobosa (or Am/bea), Helizoa, Radiolaria, and Foraminifera (or Reticularia). See Protozoa.
Rhizopodous
a.
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Of or pertaining to the rhizopods.
Rhizostomata
n. pl.
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A suborder of Medusae which includes very large species without marginal tentacles, but having large mouth lobes closely united at the edges. See Illust. in Appendix.
Rhizostome
n.
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One of the Rhizostomata.
Rhizotaxis
n.
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The arrangement of the roots of plants.
Rhob
n.
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See 1st Rob.
Rhodammonium
a.
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Pertaining to, derived from, or containing, rhodium and ammonia; -- said of certain complex compounds.
Rhodanate
n.
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A salt of rhodanic acid; a sulphocyanate.
Rhodanic
a.
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Pertaining to, or designating, an acid (commonly called sulphocyanic acid) which frms a red color with ferric salts.
Rhodeoretin
n.
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Same as Convolvuln.
Rhodian
a.
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Of or pertaining to Rhodes, an island of the Mediterranean.
Rhodian
n.
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A native or inhabitant of Rhodes.
Rhodic
a.
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Of or pertaining to rhodium; containing rhodium.
Rhodium
n.
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A rare element of the light platinum group. It is found in platinum ores, and obtained free as a white inert metal which it is very difficult to fuse. Symbol Rh. Atomic weight 104.1. Specific gravity 12.
Rhodizonic
a.
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Pertaining to, or designating, a colorless crystalline substance (called rhodizonic acid, and carboxylic acid) obtained from potassium carboxide and from certain quinones. It forms brilliant red, yellow, and purple salts.
Rhodochrosite
n.
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Manganese carbonate, a rose-red mineral sometimes occuring crystallized, but generally massive with rhombohedral cleavage like calcite; -- called also dialogite.
Rhodocrinite
n.
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A rose encrinite.
Rhododendron
n.
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A genus of shrubs or small trees, often having handsome evergreen leaves, and remarkable for the beauty of their flowers; rosebay.
Rhodomontade
n.
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See Rodomontade.
Rhodomontader
n.
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See Rodomontador.
Rhodonite
n.
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Manganese spar, or silicate of manganese, a mineral occuring crystallised and in rose-red masses. It is often used as an ornamental stone.
Rhodophane
n.
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The red pigment contained in the inner segments of the cones of the retina in animals. See Chromophane.
Rhodopsin
n.
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The visual purple. See under Visual.
Rhodosperm
n.
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Any seaweed with red spores.