Word Unit: Dictionary Information Expanded (a variety of learning concepts for improving vocabulary skills)
Word Unit: diseases (a variety of diseases)
Word Unit: Diseases and Plagues in History and in Our Modern Times, Part 1 of 4 (New plagues, survival, and the various mutual adaptations carried on with our microbial fellow travelers)
Word Unit: Diseases and Plagues in History and in Our Modern Times, Part 2 of 4 (New diseases are always coming into existence, most change with time, and some even vanish from known existence!)
Word Unit: Diseases and Plagues in History and in Our Modern Times, Part 3 of 4 (Until recently, the usual explanation for the first pandemics was not biological but a result of immorality)
Word Unit: Diseases and Plagues in History and in Our Modern Times, Part 4 of 4 (Crowds, chaos, war, and pestilence)
Word Unit: Dog or Canine Terms + (dogs are considered to be the companions and best friends of humans and this list of terms will help all of us understand the topics that exist about our canine friends)
Word Unit: -dom (a suffix that forms abstract and collective nouns added to adjectives to show state or condition; added to nouns to show a position, rank, or realm of; all of those who are part of a group or organization)
Word Unit: Dream Terms (conceptions of dreams from different cultures and during different historical periods)
Word Unit: Economical, Business, and Financial Terms + (economics involves business and financial activities that show how people choose to use their limited resources (land, labor, and capital goods) to produce, exchange, and to consume goods and services)
Word Unit: Economics on a Global Scale (excerpts and compilations from the news about international economic activities)
Word Unit: Electrical and Electronic Topics (electricity has become one of the most significant areas of study in the world)
Word Unit: Electricity, Its Past and Present Development + (electricity and magnetic forces are combined for efficiency)
Word Unit: Energy Sources and Related Information + (concern over the environmental impact of burning fossil fuels has resulted in looking for alternative fuels that are less polluting)
Word Unit: English History and Its Development (this summary of English history is continued from the Get Words home page)
Word Unit: English Words from Afrikaans (an official language of the Republic of South Africa which developed from the Dutch of the colonists who went there in the 1600's; South African Dutch)
Word Unit: English words from Algonquian (the language of a group of American Indian tribes that lived in the valleys of the Ottawa River and of the northern tributaries of the St. Lawrence River)
Word Unit: English Words from Amerind (an American Indian or an Eskimo; any of the languages of certain American Indians or Eskimos)
Word Unit: English Words from Arabic origins (words that have come into English directly or indirectly, from or through, Arabic)
Word Unit: English Words from Athens and Rome (A history of the English Language)