Units of Special Compositions, Topics, or Subjects That Provide Special Information
(knowledge about special topics that enhance a person's understanding about certain words)
This listing includes groups of words that have special content or topical essays regarding some vocabulary specialties.
						Tongue: Body Part and Language					
					
						The "tongue" term may be applied to both a body part in the mouth and an extensive reference to "language"  unit.					
									
						Tongue: How it Works					
					
						Extensive information about the physical aspects of the tongue and how it functions  unit.					
									
						Tribology					
					
						A greaseless way to lubricate  unit.					
									
						Tribology and Nanotribology					
					
						A sub-field of tribology involving contact geometries  unit.					
									
		