Teisejärgulisi

Teisejärgulisi is a grammatical form in Estonian. It is the plural partitive inflection of the adjective teisejärguline, which denotes something belonging to the second order or second degree. The form itself is not a discrete field or concept; its interpretation depends on the noun it modifies.

Formation and meaning: The base adjective teisejärguline is built from teise, meaning second, and järk, meaning order or degree, with the common adjectival suffix -uline. To refer to multiple items in a partitive sense, the ending -isi is added, producing teisejärgulisi. The exact inflection can vary with surrounding grammar and the noun it describes.

Usage and scope: Teisejärgulisi appears mainly in formal, technical, or academic Estonian, where second-order characteristics are discussed. It can occur in mathematics (second-order equations or models), logic (second-order logic), statistics (second-order moments), or descriptions of hierarchical systems. Its precise sense depends on the noun it modifies; the form itself does not denote a standalone concept.

Note: Because teisejärgulisi is primarily an inflected form rather than a named concept, it is often clearer to use the singular teisejärguline or a full noun phrase when presenting ideas. For authoritative usage, consult Estonian grammar resources or dictionaries to ensure correct agreement and nuance in context.