rheo-, rhea-, rhe-, rhy-

(Greek: a flow, wave; current of a stream, current; electrical current)

An instrument that measures the flow of thick liquids; such as, the blood in circulation.
rheomorphism, rheomorphic
The process by which a rock becomes mobile and partially or completely fused; usually, the result of heating by the addition of extraneous magmatic material.
rheophile (s) (noun), rheophiles (pl)
An animal that prefers living in or near flowing water: The American black swift, the great dusky swift, and the white-collared swift are all rheophiles that build their nests behind waterfalls.
rheophilous (adjective), more rheophilous, most rheophilous
In biology, regarding an animal that thrives in or has an affinity for running water: Two rheophilous or rheophilic fish can be the stream loaches and the freshwater catfish from Africa.
rheophily (s) (noun) (no pl)
The situation of an animal dwelling in moving water: It was interesting for Mary to know that rheophily was part of an article that had lots of examples of animals that existed in or near flowing water, including the river otter and and fish, like the shiners and catfish.
rheophobous (adjective); more rheophobous, most rheophobous
In biology, intolerant of running water: The eggs of female mosquitos are considered to be rheophobous because they can only survive and grow in stagnant water, like in lakes or even in puddles, but never in flowing streams or rivers.
rheophobous, rheophobe, rheophoby
Intolerant of running water.
rheophyte, rheophytic
A plant inhabiting running water; a plant that is confined to flowing water.
rheoplankton (s) (noun), rheoplankton; rheoplanktons (pl)
Minute organisms associated with running water: Sandra's biology teacher, Mr. Smart, told the class that rheoplankton were those that were found in rivers or other forms of flowing water.
Sensitive to currents; used of organisms showing behavioral and other responses to air or water currents.