thixotropic fluid

thix·o·trop·ic flu·id

a liquid that tends to turn into a gel when left standing, but that turns back into a liquid if agitated, as by vibrations or subjection to adequate shear.

thix·o·trop·ic flu·id

(thiksō-trōpik flūid) Liquid that tends to turn into a gel when left standing, but that turns back into a liquid if agitated, as by vibrations or subjection to adequate shear.
Synonym(s): thixotrophic.