Definition: a branch of knowledge or study of the natural world based on a body of facts or truths systematically arranged and showing the operation of general laws.
Related signs: SCIENTIST, NEUROSCIENCE, computer science, social science, STUDY.
ASL signs for the category of countries, including continents.
ASL signs for the category of cities around the world plus states and provinces in North America. Note that many loanwords/signs are borrowed from other countries if not available in ASL.
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