single-subject

Translations
однотематический
однопредметный
с одним объектом
с одним подлежащим
с одним испытуемым
Definitions
Involving or focusing on only one topic or subject matter.
Involving, teaching, or covering only one academic subject.
Depicting or containing only one main person, object, or entity.
(Grammar) Having only one grammatical subject.
(Research) Involving only one experimental subject, participant, or case.
Words
single

adjective
один
subject

noun
подлежащее