operatsioonilisi
Operatsioonilisi is an Estonian inflected form of the adjective operatsiooniline, meaning "operational" or "related to operation." The adjective derives from the noun operatsioon (operation) and is used to describe things connected with how systems or activities run and function. In Estonian, adjectives decline for number and case, and the ending -ilisi marks a plural form used with nouns in certain oblique cases.
This form is not a separate lexical item but a grammatical variant of the same adjective. It
In usage, operatsioonilisi is common in technical, logistical, and organizational writing, where distinctions between operations, processes,