3. To invent, or provide, offhand, or on the spur of the moment; as, he improvised a hammer out of a stone.

IMPROVISE
Im`pro*vise", v. i.

Defn: To produce or render extemporaneous compositions, especially in verse or in music, without previous preparation; hence, to do anything offhand.

IMPROVISER
Im`pro*vis"er, n.

Defn: One who improvises.

IMPROVISION
Im`pro*vi"sion, n. Etym: [Pref. im- not + provision.]

Defn: Improvidence. [Obs.] Sir T. Browne.

IMPROVISO Im`pro*vi"so, a. Etym: [L. improvisus unforeseen; cf. It. improvviso.]

Defn: Not prepared or mediated beforehand; extemporaneous. [Obs.]
Jonhson.

IMPROVVISATORE
Im`prov*vi`sa*to"re, n.; pl. Improvvisatori. Etym: [It. See
Improvise.]