00More optionsShareSaveReportVideo vocabularyNo vocabulary matches your filterscellUS /sɛl/・UK /sel/Countable NounSmallest unit of living things in biologyGroup of people - often from a secret organizationA2More boreUS /bɔr, bor/・UK /bɔ:(r)/Transitive VerbTo accept (responsibilities or duties)To give birth to a child; to produce fruitA1More Use EnergyUnlock All VocabularyUnlock pronunciation, explanations, and filtersUnlock