%corro%

v. t. [ imp. & p. p. Corroborated p. pr. & vb. n. Corroborating ] [ L. corroboratus, p. p. of corroborare to corroborate; cor- + roborare to strengthen, robur strength. See Robust. ] 1. To make strong, or to give additional strength to; to strengthen. [ Obs. ] [ 1913 Webster ]

As any limb well and duly exercised, grows stronger, the nerves of the body are corroborated thereby. I. Watts. [ 1913 Webster ]

2. To make more certain; to confirm; to establish. [ 1913 Webster ]

The concurrence of all corroborates the same truth. I. Taylor. [ 1913 Webster ]

a. Corroborated. [ Obs. ] Bacon. [ 1913 Webster ]

adj. supported or established by evidence or proof; as, corroborated testimony is especially convincing.
Syn. -- substantiated, verified. [ WordNet 1.5 ]

n. [ Cf. F. corroboration. ] 1. The act of corroborating, strengthening, or confirming; addition of strength; confirmation; as, the corroboration of an argument, or of information. [ 1913 Webster ]

2. That which corroborates. [ 1913 Webster ]

a. [ Cf. F. corroboratif. ] Tending to strengthen of confirm. [ 1913 Webster ]

n. A medicine that strengthens; a corroborant. Wiseman. [ 1913 Webster ]

a. Tending to strengthen; corroborative; as, corroboratory facts. [ 1913 Webster ]

n. [ Also corrobboree, corrobori, etc. ] [ Native name. ] 1. A nocturnal festivity with which the Australian aborigines celebrate tribal events of importance. Symbolic dances are given by the young men of the tribe, while the women act as musicians. [ Webster 1913 Suppl. ]

2. A song or chant made for such a festivity. [ Webster 1913 Suppl. ]

3. A festivity or social gathering, esp. one of a noisy or uproarious character; hence, tumult; uproar. [ Australia ] [ Webster 1913 Suppl. ]

n. & v. See Corroboree. [ Webster 1913 Suppl. ]

pos>v. t. [ imp. & p. p. Corroded; p. pr. & vb. n. Corroding. ] [ L. corrodere, -rosum; cor + rodere to gnaw: cf. F. corroder. See Rodent. ] [ 1913 Webster ]

1. To eat away by degrees; to wear away or diminish by gradually separating or destroying small particles of, as by action of a strong acid or a caustic alkali. [ 1913 Webster ]

Aqua fortis corroding copper . . . is wont to reduce it to a green-blue solution. Boyle. [ 1913 Webster ]

2. To consume; to wear away; to prey upon; to impair. [ 1913 Webster ]

v. i. To have corrosive action; to be subject to corrosion. [ 1913 Webster ]

Corroding lead, lead sufficiently pure to be used in making white lead by a process of corroding.

Syn. -- To canker; gnaw; rust; waste; wear away. [ 1913 Webster ]

a. [ L. corrodens, p. pr. of corrodere. ] Corrosive. [ R. ] Bp. King. [ 1913 Webster ]

n. Anything that corrodes. Bp. King. [ 1913 Webster ]

v. t. [ See Corrode. ] To eat away by degrees; to corrode. [ Obs. ] Sandys. [ 1913 Webster ]

n. The quality of being corrodible. [ R. ] Johnson. [ 1913 Webster ]

a. Capable of being corroded; corrosible. Sir T. Browne. [ 1913 Webster ]

n. Corrodibility. “Corrosibility . . . answers corrosiveness.” Boyle. [ 1913 Webster ]

a. Corrodible. Bailey. [ 1913 Webster ]

n. The quality or state of being corrosible. Bailey. [ 1913 Webster ]

n. [ LL. corrosio: cf. F. corrosion. See Corrode. ] The action or effect of corrosive agents, or the process of corrosive change; as, the rusting of iron is a variety of corrosion. [ 1913 Webster ]

Corrosion is a particular species of dissolution of bodies, either by an acid or a saline menstruum. John Quincy. [ 1913 Webster ]

a. [ Cf. F. corrosif. ] 1. Eating away; having the power of gradually wearing, changing, or destroying the texture or substance of a body; as, the corrosive action of an acid. “Corrosive liquors.” Grew. “Corrosive famine.” Thomson. [ 1913 Webster ]

2. Having the quality of fretting or vexing. [ 1913 Webster ]

Care is no cure, but corrosive. Shak. [ 1913 Webster ]

Corrosive sublimate (Chem.), mercuric chloride, HgCl2; so called because obtained by sublimation, and because of its harsh irritating action on the body tissue. Usually it is in the form of a heavy, transparent, crystalline substance, easily soluble, and of an acrid, burning taste. It is a virulent poison, a powerful antiseptic, and an excellent antisyphilitic; called also mercuric bichloride. It is to be carefully distinguished from calomel, the mild chloride of mercury. [ 1913 Webster ]

n. 1. That which has the quality of eating or wearing away gradually. [ 1913 Webster ]

[ Corrosives ] act either directly, by chemically destroying the part, or indirectly by causing inflammation and gangrene. Dunglison. [ 1913 Webster ]

2. That which has the power of fretting or irritating. [ 1913 Webster ]

Such speeches . . . are grievous corrosives. Hooker.

-- Cor*ro"sive*ly, adv. -- Cor*ro"sive*ness, n. [ 1913 Webster ]

n. A dark brown substance of vegetable origin, allied to curare, and used by the natives of New Granada as an arrow poison. [ 1913 Webster ]

n. (Chem.) A poisonous alkaloid extracted from corroval, and characterized by its immediate action in paralyzing the heart. [ 1913 Webster ]