transitive. With to (formerly †into). To convert or transform so as to have a certain form or character. Also reflexive.

transitive. To turn or change into something of different form or properties; to transform. To change in character or function; to turn (into, to).

transitive. To reduce or convert (a quantity) into specified units. Now rare.

transitive. To change the nature of.

transitive. = transnature, v.

transitive. = transmute, v. 1.

transitive. To transfer from one dignity or rank to another.

transitive. To reproduce (a drawing, etc.) by a mechanical or photographic printing process (cf. process, n. compounds 3). Obsolete.

= denature, v. 2.

To alter (anything) so as to change its nature; e.g. to render alcohol or tea unfit for consumption.