alto-cumulus

alto-cumulus is defined in Webster's Unabridged Dictionary (1913) with 1 sense. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.A fleecy cloud formation consisting of large whitish or grayish globular cloudlets with shaded portions, often grouped in flocks or rows.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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