proto-form

American  

[proh-toh-fawrm] / ˈproʊ toʊˌfɔrm /

noun

Linguistics.

1. a hypothetical linguistic form reconstructed as an element of a protolanguage.

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Etymology

Origin of proto-form

First recorded in 1960–65

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Example Sentences

See Examples For:

proto-form

Rather, the infectious yawn, the one that comes in response to someone else’s, seemed to be a special, social adaptation—a proto-form of empathy, perhaps—if not the index of a higher consciousness.

From Slate ● Mar. 2, 2017

The proto-form of the motorcycle was simply a velocipede with a steam-engine jammed in it, made in France in 1868.

From Time Magazine Archive

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