Inbred strains (also called inbred lines, or for animals linear animals) are individuals of a particular species which are nearly identical to each other in genotype due to long inbreeding.
Freebase(3.00 / 2 votes)Rate this definition: Sunlight. Sunlight is a portion of the electromagnetic radiation given off by the Sun, particularly infrared, visible, and ultraviolet light. On Earth, sunlight is filtered through the Earth's atmosphere, and is obvious as daylight when the Sun is above the horizon.
A gay bouquet of flowers. The definition of gay is someone or something bright or happy. An example of gay is a bouquet of flowers with many brilliant colors. Gay means a homosexual person. An example of gay is a man who is only attracted to other men.