This is the 17810th most frequent Russian word.
упоминание
Mention or reference.
In this sentence, 'упоминание' refers to a brief reference or mention of something in written form.
Я прочитал упоминание о древнем городе в этой книге.
I read a mention of an ancient city in this book.
Here, 'упоминание' means mentioning or referring to something in conversation or speech, evoking a response.
Его упоминание о прошедшем празднике вызвало у них улыбки.
His mention of the past celebration brought smiles to their faces.
In this example, 'упоминание' is used to signify a deliberate acknowledgment or reference to a topic within a formal context.