Webster's Revised Unabridged Dictionary · 1913

Adscititious

Adscititious ({not transcribed}) , adjective

[Latin adscitus, past participle of adsciscere, asciscere, to take knowingly; ad + sciscere to seek to know, approve, scire to know.]

Supplemental; additional; adventitious; ascititious.
Adscititious evidence. — Bowring