free surface

Fetched 2026-10-26 (cache).

Synonyms: flue surface, fire surface

Antonyms: flue surface, fire surface

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|physics}} The surface of a [[fluid]] that is subject to zero [[parallel]] [[shear stress]] (e.g. the interface between two homogeneous fluids).

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.