insulation

noun

in·​su·​la·​tion ˌin(t)-sə-ˈlā-shən 

1

: material used in insulating

2

a

: the state of being insulated

b

: the action of insulating

Synonyms

• aloneness
• isolation
• privacy
• secludedness
• seclusion
• segregation
• separateness
• sequestration
• solitariness
• solitude

Examples of insulation in a Sentence

These materials provide the insulation needed in cold weather.

she had grown up in such rural insulation that she'd never met anyone of a different race

Recent Examples on the Web

According to Capital One, subtle signs of fire damage include scorch marks, brittle insulation on electrical wires, and weakened tires with bubbles in the tread. —Evan Moore, Charlotte Observer, 6 May 2024

Pros: Natural appearance; offers some insulation properties. —Sara Kendall, Miami Herald, 3 May 2024

Word History

First Known Use

1798, in the meaning defined at sense 2b

Kids Definition

insulation

noun

in·​su·​la·​tion ˌin(t)-sə-ˈlā-shən 

1

: the act of insulating : the state of being insulated

2

: material used in insulating

Medical Definition

insulation

noun

in·​su·​la·​tion ˌin(t)-sə-ˈlā-shən 

1

: the action of separating a conductor from conducting bodies by means of nonconductors so as to prevent transfer of electricity, heat, or sound

also : the state resulting from such action

2

: material used to provide insulation

insulate

ˈin(t)-sə-ˌlāt 

transitive verb

insulated; insulating