I. (ˈ)prē+ adjective
Etymology: Latin praeformatus (past participle of praeformare to preform) + English -ive
1. : preforming
2.
[ pre- + formative, adjective]
: being a prefix
a preformative affix
: characterized by the use of preformatives
the preformative conjugation
II. noun
Etymology: pre- + formative, n.
: prefix 1 — used especially in Semitic grammar; contrasted with afformative