| formative | 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. Serving to form; derivative; not radical; as, a termination merely formative. 3. <biology> Capable of growth and development; germinal; as, living or formative matter. Origin: Cf. F. Formatif. Source: Websters Dictionary (01 Mar 1998) |
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| formative cell | <embryology> The cell's of the blastocyst; collectively, these cells give rise to the embryo. (05 Mar 2000) |
| sympathetic formative cell | A neuroblast of the embryonic autonomic nervous system. (05 Mar 2000) |
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