nebule

In heraldry, wavy: curved in and out, in fancied resemblance to the edge of a cloud. A line nebulé may form the boundary of a fesse, bend, etc. Also nebulose, nebuly.

A cloud.

In heraldry, a line nebulé. See nebulé.

A little cloud; a cloud.

Composed of successive short curves supposed to resemble a cloud; — said of a heraldic line by which an ordinary or subordinary may be bounded.

A little cloud.

a small cloud