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An adjective suffix signifying action or being; as, corrodent, excellent, emergent, continent, quiescent. See -ant.

That erodes or gradually eats away; tending to erode; corrosive. Humble.

es or designs, on mental, glass, or the like, by means of lines or strokes eaten in or corroded by means of some strong acid.

To corrode; to fret; to chafe; to inflame. [Obs.] Minds exulcerated in themselves. Hooker.

To tread down; to trample upon. [Obs.] In hell shall they be all fortroden of devils. Chaucer.

A glass tube provided with platinum electrodes, and containing some gas under very low tension, which becomes luminous when an electrical discharge is passed through it; -- so called from the name of a noted maker in germany. It is called also Plücker tube, from the German physicist who devised it.

One of several species of small, jumping, murine rodents, of the genus Gerbillus. In their leaping powers they resemble the jerboa. They inhabit Africa, India, and Southern Europe.

An order of mammals; the Rodentia. -- Gli"rine, a.

To corrode; to fret away; to waste.

A rodent.

One of several North American burrowing rodents of the genera Geomys and Thomomys, of the family Geomyidæ; -- called also pocket gopher and pouched rat. See Pocket gopher, and Tucan.

lk, deportment, speaker, air, act, speech. High o'er the rest in arms the graceful Turnus rode. Dryden. -- Grace"ful*ly, adv. Grace"ful*ness, n.

e mainly upon the ground. -- Ground pearl (Zoöl.), an insect of the family Coccidæ (Margarodes formicarum), found in ants' nests in the Bahamas, and having a shelly covering. They are strung like beads, and made into necklaces by the natives. -- Ground pig (Zoöl.), a large, burrowing, African rodent (Aulacodus Swinde…

A small European rodent (Cricetus frumentarius). It is remarkable for having a pouch on each side of the jaw, under the skin, and for its migrations.

A rodent of the genus Lepus, having long hind legs, a short tail, and a divided upper lip. It is a timid animal, moves swiftly by leaps, and is remarkable for its fecundity.

es; burgrass (Cenchrus tribuloides). -- Hedgehog rat (Zoöl.), one of several West Indian rodents, allied to the porcupines, but with ratlike tails, and few quills, or only stiff bristles. The hedgehog rats belong to Capromys, Plagiodon, and allied genera. -- Hedgehog shell (Zoöl.), any spinose, marine, univalve shell…

rry and confusion; without definite purpose; irregularly. [Colloq.] Helter-skelter have I rode to thee. Shak. A wistaria vine running helter-skelter across the roof. J. C. Harris.

A highly exhausted glass tube with metallic electrodes nearly in contact so as to exhibit the insulating effects of a vacuum. It was used by the German physicist W. Hittorf (b. 1824).

tes the feet of certain animals, as horses, oxen, etc. On burnished hooves his war horse trode. Tennyson.

de with a horse, or with horses; to mount on, or as on, a horse. "Being better horsed, outrode me." Shak.