n.
Pronunciation: ' rä-z ə n, ' ro ̇ -, dial ' ro ̇ -z ə m
Function: noun
Etymology: Middle English, from Anglo-French reisine, rosine resin
Date: 13th century
: a translucent amber-colored to almost black brittle friable resin that is obtained from the oleoresin or deadwood of pine trees or from tall oil and used especially in making varnish