fish mouth


Also found in: Dictionary, Thesaurus, Medical, Financial.
Related to fish mouth: Fish Mouth Vertebrae

fish mouth

In built-up roofing systems, an opening where one felt layer overlaps another; caused by a wrinkle at the overlapping edge.
Mentioned in ?
References in periodicals archive ?
The southern part is bounded by the wide dark lane just north of M42's southeast Bat Wing that connects to the Fish Mouth. This dark lane is filled with several areas of soft, undulating nebulosity, which 1 saw best at 155x magnification.
Eclabium (the lips are turned outwards), fish mouth appearence and flattened ears and nose are present.
Swirls and bubbles fill the Rail Fence Blocks, and a trail of tiny bubbles was added below each fish mouth. The outer border features continuous waves.