atvirais
Atvirais is a Lithuanian grammatical form of the adjective atviras, meaning open or frank. It is the instrumental plural form used to modify masculine nouns in the instrumental case, for example with the noun langas (window) in its plural instrumental: atvirais langais, meaning with open windows. The corresponding feminine instrumental plural form is atviromis, as in atviromis durimis (with open doors).
The base for this form is atvir- with the standard Lithuanian adjective endings. In the masculine instrumental
As a descriptive term, atviras covers both literal openness (doors, windows, containers) and metaphorical openness (transparency,
Atvirais is one of several inflected forms of the adjective atviras. Other forms include atviras (masculine
atviras, atvira, atvirai, open data (concepts in Lithuanian usage often described with related phrases).