This is the 10418th most frequent Portuguese word.
expressões
Expressions.
The word 'expressões' refers to idiomatic phrases, which are specific uses of language.
As expressões idiomáticas muitas vezes refletem a cultura do povo.
Idiomatic expressions often reflect the people's culture.
Here, 'expressões' denotes physical facial gestures used to convey feelings.
Ele usa diversas expressões faciais para comunicar suas emoções.
He uses a variety of facial expressions to communicate his emotions.
In this sentence, 'expressões' pertains to mathematical notations or formulas.