reaguoti

Reaguoti is a Lithuanian verb meaning to react or respond. It encompasses both physical or chemical change as well as social, emotional, or verbal responses. In science, it is used to describe how substances interact, for example: medžiaga reaguoja su oksidatoriumi (the substance reacts with the oxidizer). In everyday language, it describes how people respond to events, statements, or stimuli, such as reaguoti į kritiką or reaguoti į naujienas.

Grammatical notes: reaguoti is a regular verb of the -uoti conjugation. In the present tense, forms include aš reaguoju, tu reaguoji, jis reaguoja, mes reaguojame, jūs reaguojate, jie reaguoja. The imperfect past tense is reagavau, reagavai, reagavo, reagavome, reagavote, reagavo. The future forms are reaguosiu, reaguosi, reaguos, reaguosime, reaguosite, reaguos. The imperative is reaguok (singular) and reaguokite (plural).

Related terms include the noun reakacija (reaction) and phrases such as reaguoti į something (to react to something). The word is widely used across domains—from laboratory descriptions and technical writing to journalism and everyday conversation.

Etymology: the verb reaguoti is derived from the noun reakcija (reaction) and follows a common Lithuanian pattern of forming verbs with the suffix -uoti. This reflects the core meaning of performing an action in response to a stimulus.