Etymology
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externalize (v.)

"to embody in an outward form; convey the quality of external reality upon," 1846, from external + -ize. Related: Externalized; externalizing.

Self-government begins with a reverential recognition of a supreme law: its process is a constant endeavor to render that law objective, real, operative—to externalize it, if we may use the term. [American Review, July, 1846]
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