reverse smile line meaning, reverse smile line definition | English Cobuild dictionary

Collins

reverse

  

      vb   mainly tr  
1    to turn or set in an opposite direction, order, or position  
2    to change into something different or contrary; alter completely  
reverse one's policy     
3    also intr   to move or cause to move backwards or in an opposite direction  
to reverse a car     
4    to run (machinery, etc.) in the opposite direction to normal  
5    to turn inside out  
6      (Law)   to revoke or set aside (a judgment, decree, etc.); annul  
7    often foll by: out   to print from plates so made that white lettering or design of (a page, text, display, etc.) appears on a black or coloured background  
8    reverse arms     (Military)   to turn one's arms upside down, esp. as a token of mourning  
9    reverse the charge(s)   to make a telephone call at the recipient's expense  
      n  
10    the opposite or contrary of something  
11    the back or rear side of something  
12    a change to an opposite position, state, or direction  
13    a change for the worse; setback or defeat  
14   
a    the mechanism or gears by which machinery, a vehicle, etc., can be made to reverse its direction  
b    (as modifier)  
reverse gear     
15    the side of a coin bearing a secondary design  
   Compare       obverse       5  
16   
a    printed matter in which normally black or coloured areas, esp. lettering, appear white, and vice versa  
b    (as modifier)  
reverse plates     
17    in reverse   in an opposite or backward direction  
18    the reverse of   emphatically not; not at all  
he was the reverse of polite when I called     
      adj  
19    opposite or contrary in direction, position, order, nature, etc.; turned backwards  
20    back to front; inverted  
21    operating or moving in a manner contrary to that which is usual  
22    denoting or relating to a mirror image  
     (C14: from Old French, from Latin reversus, from revertere to turn back)  
  reversely      adv  
  reverser      n  


reverse-charge  
      adj   prenominal   (of a telephone call) made at the recipient's expense,   (U.S. equivalent)    collect  
reverse takeover  
      n     (Finance)   the purchase of a larger company by a smaller company, esp. of a public company by a private company  
reverse transcriptase  
      n   an enzyme present in retroviruses that copies RNA into DNA, thus reversing the usual flow of genetic information in which DNA is copied into RNA  
reverse video  
      n     (Computing)   a highlighting feature achieved by reversing the colours of normal characters and background on a visual display unit  
English Collins Dictionary - English Definition & Thesaurus  
Collaborative Dictionary     English Definition
n.
clothing line
dans une pharse
adv.
in a line, continuously, in quick succession

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"Collins English Dictionary 5th Edition first published in 2000 © HarperCollins Publishers 1979, 1986, 1991, 1994, 1998, 2000 and Collins A-Z Thesaurus 1st edition first published in 1995 © HarperCollins Publishers 1995"