Definition: The associative property states that you can add or multiply regardless of how the numbers are grouped. By 'grouped' we mean 'how you use parenthesis'. In other words, if you are adding or multiplying it does not matter where you put the parenthesis.
Full Definition of ROSIN. : 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.
Roslin (also spelt Rosslyn or Roslyn) is a village in Midlothian, Scotland, 7 miles (11 km) to the south of the capital city Edinburgh. It stands on high ground, near the northwest bank of the river North Esk.he name [edit]. The name Roslin (recorded around 1240 as Roskelyn) probably derives from the Celtic words ros, meaning a moor, and celyn, meaning holly.