mākonis

Etymology
Either from the verb (q.v.) or from an earlier, 17th-century adjective. In the 18th century, still meant “(thunder)storm,” “rain cloud,” with  being used for “cloud.” The present meaning became established in the 19th century.

Noun

 * 1)  cloud visible mass of water vapor or droplets suspended in the air
 * 2)  cloud a cloud-like phenomenon, spreading in the air
 * 1)  cloud a cloud-like phenomenon, spreading in the air
 * 1)  cloud a cloud-like phenomenon, spreading in the air
 * 1)  cloud a cloud-like phenomenon, spreading in the air
 * 1)  cloud a cloud-like phenomenon, spreading in the air
 * 1)  cloud a cloud-like phenomenon, spreading in the air
 * 1)  cloud a cloud-like phenomenon, spreading in the air

Usage notes
Although the singular forms still exist, the plural forms (, etc.) are much more frequently used.