FORMATIVE

formative. Formative, a. having power or tending to form

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Form″a‐tive (?), a. [[Cf. F. formatif.]] 1. 1. Giving form; having the power of giving form; plastic; as, the formative arts.
The meanest plant can not be raised without seed, by any formative residing in the soil. Bentley. 2. 2. (Gram.) Serving to form; derivative; not radical; as, a termination merely formative.
3. 3. (Biol.) Capable of growth and development; germinal; as, living or formative matter.