Strukturálním
Strukturálním is the instrumental singular form of the Czech adjective strukturální, which means "structural" or "relating to structure." The base adjective is formed from the noun struktura (structure) with the suffix -ální, producing a term that is widely used in technical, scientific, and descriptive prose to indicate something pertaining to structure or organization. In everyday language the form strukturální appears in the dictionary as the masculine/neuter base, while strukturálním is its instrumental case form used to modify nouns in sentences such as "strukturálním způsobem" (in a structural way) or "strukturálním prvkem" (an instrumental/structural element).
In Czech usage, strukturální is common across disciplines such as architecture, engineering, biology, linguistics, and economics.
Etymologically, strukturální derives from the noun struktura through the derivational path typical for Czech adjectives, combining