definitize

de·fi·ni·tize

D0094950 (dĭ-fĭn′ĭ-tīz′, dĕf′ĭ-nĭ-)tr.v. de·fi·ni·tized, de·fi·ni·tiz·ing, de·fi·ni·tiz·es To make definite: contractual changes that have been definitized.
de·fi′ni·ti·za′tion (-tĭ-zā′shən) n.

definitize

(ˈdɛfənɪˌtaɪz; dɪˈfɪnɪˌtaɪz) or

definitise

vb (tr) to make (something) definitive, specific, or clear