Výrazem

Výrazem is the instrumental singular form of the Czech noun výraz, which denotes expression, sign, term, or phrase. The term covers several related senses. In linguistics and everyday speech, výraz can refer to a linguistic expression (a phrase or idiom) or to a visible display of emotion, such as a facial expression. In mathematics and computer science, výraz denotes a mathematical or algebraic expression, or a term within a calculation. The instrumental form výrazem is used in sentences to indicate the means, manner, or form in which something is expressed, or to describe an expression as an object of discussion. Common collocations include výrazem tváře (by means of a facial expression) and slovním výrazem (by verbal expression). Example sentences illustrate usage: Nervozita se projevovala výrazem tváře. Text byl popsán slovním výrazem autora. In Czech and Slovak, the instrumental form is used similarly to indicate means of expression.