This is the 17165th most frequent Russian word.
стенограммы
Transcripts or verbatim records of spoken events.
In this sentence, 'стенограммы' refers to a complete, written record of a spoken lecture.
Учитель академии прослушал запись стенограммы лекции.
The academy teacher listened to the transcript of the lecture.
Here, 'стенограммы' indicates additional text records prepared for a specific purpose.
Студенты должны подготовить стенограммы для следующего проекта.
Students should prepare transcripts for the next project.
In this usage, 'стенограммы' are preserved records of spoken interactions for archival purposes.