引

Glyph origin
– the line radical represents a bow string which is pulled.

Definitions

 * 1) to pull, draw out, attract
 * 2) to stretch
 * 3) to lead
 * 4) to induce
 * 5) to recommend
 * 6) to reference, to quote
 * 7) to leave
 * 8)  prelude
 * 9) (archaic) sales permit

Kanji

 * 1) pull
 * 2) tug
 * 3) admit

Etymology
From.

Noun

 * 1) the preface to a book; introduction; foreword

Affix

 * 1) pull; draw out; stretch
 * 2) lead; induce
 * 3) bear; undertake; accept
 * 4) quote; reference
 * 5) leave