Sane \Sane\, a. [L. sanus; cf. Gr. ?, ?, safe, sound. Cf. Sound, a.]

1. Being in a healthy condition; not deranged; acting rationally; -- said of the mind.

2. Mentally sound; possessing a rational mind; having the mental faculties in such condition as to be able to anticipate and judge of the effect of one's actions in an ordinary maner; -- said of persons.

Syn: Sound; healthy; underanged; unbroken.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Pentosan \Pen"to*san\, n. Also -sane \-sane\ [From Pentose.]

(Chem.) One of a class of substances (complex carbohydrates widely distributed in plants, as in fruits, gums, woods, hay, etc.) which yield pentoses on hydrolysis.

Source: Webster's Revised Unabridged Dictionary (1913)