Water Cycle Definition - The water cycle is a series of processes that a body of water goes through as it transitions between the earth's oceans, the...
Merle /mer-le/ [2 sylls.] as a boys' name (also used as girls' name Merle) is pronounced merl. It is of French origin, and the meaning of Merle is blackbird. Country-western singer Merle Haggard has made this name familiar.
An Introduction to ... Double Merle is the common term for homozygous merles (dogs with 2 copies of the merle gene). The abbreviation MM is also commonly used (genetic shorthand for 2 copies of the merle gene). These dogs are also sometimes (inaccurately) referred to as lethal whites (this is considered by many to be a derogatory term).