Scholarly introduction to research

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Isagoge \I"sa*goge\, n. [L., fr. Fr. ?, fr. ? to introduce; ? into + ? to lead.] An introduction. [Obs.] --Harris.

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1650s, from Latin isagoge , from Greek eisagoge "introduction (into court), importation (of goods)," from eis "into" + agoge "a leading," from agein "to lead" (see act ). Related: Isagogic ; isagogical (1520s).

Wiktionary Word definitions in Wiktionary
n. introduction

Wikipedia Word definitions in Wikipedia
The Isagoge or "Introduction" to Aristotle's "Categories" , written by Porphyry in Greek and translated into Latin by Boethius , was the standard textbook on logic for at least a millennium after his death. It was composed by Porphyry in Sicily during the ...