WordReference Random House Learner's Dictionary of American English © 2015
i•so•late /v. ˈaɪsəˌleɪt; n., adj. -lɪt, -ˌleɪt/USA pronunciation
v. [~ + object],-lat•ed, -lat•ing.
i•so•la•tion /ˌaɪsəˈleɪʃən/USA pronunciationn. [uncountable]a desperate feeling of isolation in the big city.
- to set or place apart;
separate so as to be alone:He was isolated in a little cubicle by himself.
- Medicineto keep (an infected person) from contact with noninfected persons; quarantine.
- Chemistry, Microbiologyto obtain (a chemical substance or microorganism) in a separate or pure state, not in combination with other substances.
Collins Concise English Dictionary © HarperCollins Publishers::
isolate vb /ˈaɪsəˌleɪt/(transitive)
- to place apart; cause to be alone
- to quarantine (a person or animal) having or suspected of having a contagious disease
- to obtain (a compound) in an uncombined form
- to obtain pure cultures of (bacteria, esp those causing a particular disease)
- to prevent interaction between (circuits, components, etc); insulate
Etymology: 19th Century: back formation from isolated, via Italian from Latin insulātus, literally: made into an island; see insulateˈisolable adj ˌisolaˈbility n ˈisoˌlator n
- an isolated person or group
'isolated' also found in these entries: