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Mordant Dye  To  A Chemical Substance Adjective Present

Title mordant
Text
Merriam-Webster's Collegiate Dictionary
mor·dant
I

 \\ˈmȯr-dənt\\ adjective
 ETYMOLOGY  Middle French, present participle of mordre to bite, from Latin mordēre; perhaps akin to Sanskrit mṛdnāti he presses, rubs
 DATE  15th century
1. biting and caustic in thought, manner, or style : 
incisive
    mordant wit
2. acting as a mordant
3. 
burning
pungent
Synonyms: see 
caustic
• mor·dant·ly adverb

II
noun
 DATE  1791
1. a chemical that fixes a dye in or on a substance by combining with the dye to form an insoluble compound
2. a corroding substance used in etching

III
transitive verb
 DATE  1836
: to treat with a mordant
English Etymology
mordant
  mordant (adj.)
  late 15c., "caustic" (of words, speech), from 
M.Fr
http://M.Fr
. mordant, lit."biting," prp. of mordre "to bite," from L. mordere "to bite or sting" (see smart (v.)). Related: Mordantly. The noun sense in dyeing is first recorded 1791; the adj. in this sense is from 1902.
Oxford Advanced Learner's Dictionary-牛津双解-OALD7
mordant
mor·dant 5mC:dntNAmE 5mC:rdnt / adjective   (formal)critical and unkind, but funny
   尖刻而又风趣的;讽刺幽默的
   SYN  
caustic
 :
   His mordant wit appealed to students. 
   他那尖刻的妙语受到学生的欢迎。 
 mor·dant·ly adv.
Webster's Third New International Dictionary, Unabridged
Search result show the entry is found in: mordant acid dye , or mordant dye , or mordant rouge , or 
chrome-mordant

mor·dant
I. \-ənt\ adjective
Etymology: Middle French, present participle of mordre to bite, from Latin mordēre
1. : biting and caustic in thought, manner, or style : 
incisive
keen
 < fun ranging from slapstick clowning to … savage mordant wit — Robert Bendiner >
 < the mordant things you try to say to listeners, cruelties invariably regarded as merely gently whimsical — Irwin Edman >
 < a mordant analyst and remorseless judge of snobbery — Time >
2. 
 a. : acting as a mordant (as in dyeing)
 b. : of, relating to, or subject to application by means of a mordant
3. : 
burning
pungent
 mordant pain >
4. : prone to biting
 < a mordant dog >
• mor·dant·ly adverb
II. noun
(-s)
Etymology: French, from mordant, present participle of mordre to bite
1. : a chemical (as a salt or hydroxide of chromium or aluminum or tin) that serves to fix a dye in or on a substance (as a textile fiber, fur, or microscopic preparation of cells or tissues) by combining with the dye to form an insoluble compound
2. : any sticky matter used to cause leaf metal to adhere
3. : a corroding substance (as an acid solution) used in etching
III. transitive verb
(-ed/-ing/-s)
1. : to subject (as a textile fabric) to the action of or treat with a mordant or similar chemical
 < with the old dyewoods, cotton … was first mordanted with a metallic salt — C.M.Whittaker & C.C.Wilcock >
2. : to treat (an emulsion or other photographic material) with a chemical that confers the ability to combine with dyes
IV. 
variant of 
mordent

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