In`su*la"tion (?), n.
1.
The act of insulating, or the state of being insulated; detachment from other objects; isolation.
2. (Elec. & Thermotics)
The act of separating a body from others by nonconductors, so as to prevent the transfer of electricity or of heat; also, the state of a body so separated.
© Webster 1913
In`su*la"tion, n.
The material or substance used in insulating.
© Webster 1913