
• (v. t.) Specifically (Arch.), to fill up the joints of, as stones in buildings when the mortar has been dislodged by age and the action of the weather. • (v. t.) To reunite the joints of; to joint anew.
Found on
http://thinkexist.com/dictionary/meaning/rejoint/
Re·joint' (re-joint')
transitive verb 1. To reunite the joints of; to joint anew.
Barrow. 2. Specifically
(Architecture) , to fill up the joints of, as stones in buildings when the mortar has been dislodged by age and the action of the weather.
Gwilt. Found on
http://www.encyclo.co.uk/webster/R/43

In architecture, the term rejoint describes filling up the joints of stones or bricks in buildings when the mortar has been dislodged by age and the action of the weather.
Found on
http://www.probertencyclopaedia.com/browse/TR.HTM
No exact match found.