Lethargy
(Science: symptom) abnormal drowsiness or stupor, a condition of indifference.
Origin: gr. Lethargia = drowsiness
Dictionary > Lethargy
You will also like...
Human Reproduction and Fertilization
For human species to obviate extinction, reproductive mature adults should be producing viable offspring in order to con..
Seed Plants
Seed plants are vascular plants. They differ from the other vascular plants in producing seeds that germinate into a new..
Birth Control and Contraception
Different pregnancy and birth control and contraception strategies are described. Read this tutorial to learn each of th..
Takahē (Porphyrio hochstetteri)
Meet the colorful takahē, an extremely rare flightless bird. Find out more about its unique features and why they matte..
Inheritance and Probability
Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..
Stems
Stems primarily provide plants structural support. This tutorial includes lectures on the external form of a woody twig ..