единичен означава в английски

odd [odder, oddest]▼(not having a mate)
adjective
[UK: ɒd] [US: ˈɑːd]

single▼(designed for the use of only one)
adjective
[UK: ˈsɪŋ.ɡl̩] [US: ˈsɪŋ.ɡl̩]

solitary▼(single; individual; sole)
adjective
[UK: ˈsɒ.lɪ.tri] [US: ˈsɑː.lə.ˌte.ri]

solo▼(without a companion or instructor)
adjective
[UK: ˈsəʊ.ləʊ] [US: ˈsoˌloʊ]

sporadic▼(rare and scattered in occurrence)
adjective
[UK: spə.ˈræ.dɪk] [US: spə.ˈræ.dɪk]

unary▼(consisting of or involving a single element or component)
adjective
[UK: ˈjuː.nə.ri] [US: ˈjuː.nə.ri]

unit▼(for each unit)
adjective
[UK: ˈjuː.nɪt] [US: ˈjuː.nət]