tarnish

Tarnish is defined as to spoil or to discolor the surface of a piece of metal.

(verb)

An example of to tarnish is to expose silver to sulfur and air.

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See tarnish in Webster's New World College Dictionary

transitive verb

  1. to dull the luster of or discolor the surface of (a metal) as by exposure to air
    1. to besmirch or sully (a reputation, honor, etc.)
    2. to spoil, mar, or debase: to tarnish a memory

Origin: < Fr terniss-, inflectional stem of ternir, to make dim < MFr, prob. < OHG tarnjan, to conceal < tarni, hidden

intransitive verb

  1. to lose luster; grow dull; discolor, as from oxidation
  2. to become sullied, soiled, spoiled, marred, etc.

noun

  1. the condition of being tarnished; dullness
  2. the film of discoloration on the surface of tarnished metal
  3. a stain; blemish

Related Forms:

See tarnish in American Heritage Dictionary 4

verb tar·nished, tar·nish·ing, tar·nish·es
verb, transitive
  1. To dull the luster of; discolor, especially by exposure to air or dirt.
  2. a. To detract from or spoil; taint: a tragedy that tarnished our hopes.
    b. To cast aspersions on; sully: slander that tarnished the senator's image.
verb, intransitive
  1. To lose luster; become discolored.
  2. To diminish or become tainted.
noun
  1. The condition of being tarnished.
  2. Discoloration of a metal surface caused by corrosion or oxidation.
  3. The condition of being sullied or tainted.

Origin:

Origin: Middle English ternisshen

Origin: , from Old French ternir, terniss-, to dull

Origin: , from terne, dull

Origin: , of Germanic origin

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Related Forms:

  • tarˈnish·a·ble adjective

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