What does "stratus" mean?

A principal, low-level cloud type in the form of a gray layer with a rather uniform base, usually not associated with precipitation, and capable of producing corona phenomena and a weak, uniform luminance; abbreviated St.

Stratus

Q: What is a synonym for "stratus"?

Common synonyms include: alto-cumulus, alto-stratus, anvil cloud, banner cloud, billowy cloud, cap cloud.

//ˈstɹeɪ.təs// noun

noun ·Uncommon ·Advanced level

Definitions

Noun

1
A principal, low-level cloud type in the form of a gray layer with a rather uniform base, usually not associated with precipitation, and capable of producing corona phenomena and a weak, uniform luminance; abbreviated St. uncountable, usually
2
a large dark low cloud wordnet

Synonyms

All synonyms

alto-cumulus alto-stratus anvil cloud banner cloud billowy cloud cap cloud

Etymology

Etymology tree Proto-Indo-European *str̥h₃tós Proto-Italic *strātos Latin stratuslbor. English stratus Borrowed from Latin stratus. Doublet of strath.

Related phrases

stratus fractus

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.