isolate

1 of 3

verb

iso·​late ˈī-sə-ˌlāt 

 also  ˈi-

isolated; isolating

transitive verb

1

: to set apart from others

also : quarantine

2

: to select from among others

especially : to separate from another substance so as to obtain pure or in a free state

3

: insulate

isolator

ˈī-sə-ˌlā-tər 

 also  ˈi-

noun

isolate

2 of 3

adjective

iso·​late ˈī-sə-lət  -ˌlāt 

 also  ˈi-

: being alone : solitary, isolated

isolate

3 of 3

noun

iso·​late ˈī-sə-lət  -ˌlāt 

 also  ˈi-

1

: an individual, population, strain, or culture obtained by or resulting from selection or separation

2

: an individual socially withdrawn or removed from society

Synonyms

Verb

• cut off
• insulate
• seclude
• segregate
• separate
• sequester

Noun

• anchorite
• eremite
• hermit
• recluse
• solitary

Examples of isolate in a Sentence

Verb

These policies will only serve to isolate the country politically and economically.

Certain patients must be isolated in a separate ward.

When he wants to work, he isolates himself in his office and won't talk to anyone.

Scientists have isolated the gene that causes the disease.

Noun

interpersonal relationships are very stressful for him, so he lives as a virtual isolate

Recent Examples on the Web

Verb

China demonstrated its pull on the world stage by welcoming a delegation from Saudi Arabia with its first pavilion at the event, as well as its close ties with Russia even as that country is isolated from Western nations and their allies due to its invasion of Ukraine. —Reuters, NBC News, 14 Nov. 2024

Politically, China continues to attempt to isolate Taiwan. —David Sacks, Foreign Affairs, 8 Nov. 2024

Noun

Be Receptive To How Others Perceive You Virtually Technology both connects and isolates. —Expert Panel®, Forbes, 5 Nov. 2024

For example, when the South African isolate was tested against the antibodies that are induced by the vaccine, the isolate diminished the effectiveness multiple-fold, but didn't eliminate it. —Steven Levy, WIRED, 3 Mar. 2021

Word History

Etymology

Verb

back-formation from isolated set apart, from French isolé, from Italian isolato, from isola island, from Latin insula

First Known Use

Verb

1799, in the meaning defined at sense 1

Adjective

1819, in the meaning defined above

Noun

1890, in the meaning defined at sense 1

Phrases Containing isolate

• self-isolate

Kids Definition

isolate

verb

iso·​late

ˈī-sə-ˌlāt,

 also  ˈis-ə-

isolated; isolating

: to set or keep apart from others

Etymology

Verb

derived from French isolé (adjective) "isolated, set off from others," from Italian isola "island," from Latin insula "island" — related to insulate, isle, peninsula

Medical Definition

isolate

1 of 2 transitive verb

iso·​late ˈī-sə-ˌlāt 

isolated; isolating

: to set apart from others: as

a

: to separate (one with a contagious disease) from others not similarly infected

b

: to separate (as a chemical compound) from all other substances : obtain pure or in a free state

isolate

2 of 2 noun

iso·​late ˈī-sə-lət  -ˌlāt 

1

: an individual (as a spore or single organism), a viable part of an organism (as a cell), or a strain that has been isolated (as from diseased tissue, contaminated water, or the air)

also : a pure culture produced from such an isolate

2

: a relatively homogeneous population separated from related populations by geographic, biologic, or social factors or by human intervention

3

: a socially withdrawn individual