'Insulate' definitions:

Definition of 'insulate'

From: WordNet
verb
Protect from heat, cold, or noise by surrounding with insulating material; "We had his bedroom insulated before winter came"
verb
Place or set apart; "They isolated the political prisoners from the other inmates" [syn: isolate, insulate]

Definition of 'Insulate'

From: GCIDE
  • Insulate \In"su*late\, v. t. [imp. & p. p. Insulated; p. pr. & vb. n. Insulating.] [L. insulatus insulated, fr. insula island. See Isle, and cf. Isolate.] [1913 Webster]
  • 1. To make an island of. [Obs.] --Pennant. [1913 Webster]
  • 2. To place in a detached situation, or in a state having no communication with surrounding objects; to isolate; to separate. [1913 Webster]
  • 3. (Elec. & Thermotics) To prevent the transfer of electricity or heat to or from (bodies) by the interposition of nonconductors. [1913 Webster]
  • Insulating stool (Elec.), a stool with legs of glass or some other nonconductor of electricity, used for insulating a person or any object placed upon it. [1913 Webster]