A dictionary is generally considered a reference source rather than an academic source. While it provides standardized definitions, it does not offer original research, analysis, or scholarly discussion. However, specialized dictionaries (e.g., the Oxford English Dictionary or medical/legal dictionaries) can be cited in academic work when defining key terms.
Do you expect to find a research paper on the definition of terrorism?
You’re conflating research with conventions.
A dictionary is generally considered a reference source rather than an academic source. While it provides standardized definitions, it does not offer original research, analysis, or scholarly discussion. However, specialized dictionaries (e.g., the Oxford English Dictionary or medical/legal dictionaries) can be cited in academic work when defining key terms.
Do you expect to find a research paper on the definition of terrorism?