altocumulus
Definition
Noun: A type of mid-level cloud, appearing as white or gray patches or layers composed of rounded masses or rolls. It typically forms at altitudes between 6,500 and 20,000 feet (approximately 2 to 6 kilometers).
Usage
The word altocumulus is used specifically in meteorology to classify and describe a particular cloud formation. It is a technical term. - The sky was dotted with altocumulus, indicating a change in the weather. - Pilots reported a layer of altocumulus at 10,000 feet.
Advanced Usage
- Altocumulus castellanus: A specific subtype where the cloud exhibits turret-like upward developments, often indicating atmospheric instability and potential for thunderstorm formation later in the day.
- The presence of altocumulus castellanus suggested convective activity aloft.
- Altocumulus lenticularis: A lens-shaped subtype often formed by wind over mountainous terrain, sometimes mistaken for "flying saucers."
- The stationary altocumulus lenticularis clouds formed over the mountain range.
Variants and Related Words
- Altocumulus cloud (noun phrase): The full descriptive term.
- Ac (abbreviation): The standard meteorological abbreviation for altocumulus, used on weather charts.
- The weather map showed extensive Ac over the region.
Synonyms
- Mid-level cumuliform cloud: A descriptive synonym emphasizing its altitude and puffy, heap-like structure.
Different Meanings
The word altocumulus has only one specific meaning related to cloud classification. It does not have other common definitions.
Noun
-
a cumulus cloud at an intermediate altitude of 2 or 3 miles
Khám phá thêm
Các từ liên quan
Từ đồng nghĩa
Từ chứa "altocumulus"
Từ có nhắc đến "altocumulus"
