1640s (pharmaceutic in the same sense is from 1540s), from Late Latin pharmaceuticus of drugs, from Greek pharmakeutikos, from pharmakeus preparer of drugs, poisoner (see pharmacy). Related: Pharmaceuticals; pharmaceutically.
White Tongue: A white coating on your tongue could mean that you are dehydrated. It can also be caused by smoking or drinking alcohol. A white coating can also be a sign of thrush, which is an infection of the mouth with the yeast Candida albicans.
Your tongue converts the sound produced by the vocal chords into meaningful speech. Try saying letters like N, H, J, L, T, D,, without moving your tongue, you will know the importance of tongue in speech.