n :  a long-acting cholinesterase-inhibiting quaternary ammonium compound that is a derivative of neostigmine and is used as the bromide C₃₂H₅₂Br₂N₄O₄ in an ophthalmic solution esp. in the treatment of glaucoma and esotropia .
 
   
 
Similar sounding terms:  to·mo·gram 
 
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