To determine or decide something jointly with another person or group, sharing responsibility for the outcome.
From 'co-' (together) and 'determine' (to decide). A verb form created from the noun 'codetermination,' following standard English patterns of converting nouns to verbs.
This verb is the action behind codetermination—when multiple parties sit at the table together to shape a decision, they codetermine the result rather than having one person dictate.
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