No. 3,075 in Russian
инфекционной
Infectious or pertaining to infection.
In a sentence
Эпидемия инфекционной болезни распространилась быстро.
The epidemic of an infectious disease spread quickly.
Here, "инфекционной" is the adjective form of the word "инфекционный" (infectious) and modifies "болезни" (disease), describing its nature as related to infection.
Она работает в отделении инфекционной медицины.
She works in the infectious medicine department.
In this sentence, "инфекционной" describes "медицины" (medicine), indicating the specialization of the department as dealing with infectious conditions.
Учебник посвящен изучению инфекционной патологии.
The textbook is dedicated to the study of infectious pathology.
Here, "инфекционной" characterizes "патологии" (pathology), showing the specific focus of the study material on infectious aspects.
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