This is the 1993rd most frequent Russian word.
требование
"Требование" means "requirement" or "demand" in English.
It denotes a specific demand or condition that must be met.
У меня есть требование к этому проекту.
I have a requirement for this project.
Here it refers to stipulated rules or conditions to be followed.
Студенты выполняют требования учебного плана.
The students fulfill the requirements of the curriculum.
In this example, it signifies an expressed request or claim for something, often as a formal or collective appeal.