Defn: Extemporary; offhand. [R.] Dean Martin.

AUTOSTABILITY
Au`to*sta*bil"i*ty, n. [Auto-+ stability.] (Mechanics)

Defn: Automatic stability; also, inherent stability. An aëroplane is inherently stable if it keeps in steady poise by virtue of its shape and proportions alone; it is automatically stable if it keeps in steady poise by means of self-operative mechanism.

AUTOSTYLIC
Au`to*styl"ic, a. Etym: [Auto- + Gr. (Anat.)

Defn: Having the mandibular arch articulated directly to the cranium, as in the skulls of the Amphibia.

AUTOSUGGESTION
Au`to*sug*ges"tion, n. [Auto-+ suggestion.] (Med.)

Defn: Self-suggestion as distinguished from suggestion coming from another, esp. in hypnotism. Autosuggestion is characteristic of certain mental conditions in which expectant belief tends to produce disturbance of function of one or more organs.

AUTOTHEISM
Au"to*the`ism, n. Etym: [Auto- + theism.]

1. The doctrine of God's self-existence. [R.]

2. Deification of one's self; self-worship. [R.]