Definition
noun
The outermost portion forming an entrance into the alimentary canal, bounded by lips and cheeks, and serves to receive food and initiate (mechanical) digestion.
Supplement
Word origin: Late Latin ōrālis, from Latin ōs, ōr-, mouth + Latin vestibulum, forecourt, entrance.
Synonym: vestibulum oris, vestibule of mouth.
Dictionary > Oral vestibule
You will also like...
Lotic Communities & Algae
Lotic communities have conditions that are rather harsh for typical plants. Thus, the diversity of plant species in loti..
Adaptation Tutorial
Adaptation, in biology and ecology, refers to the process or trait through which organisms or the populations in a habit..
Evolution of Life – Ancient Earth
Autotrophs flourished, absorbing carbon and light. Soon after, primitive life forms that could assimilate oxygen thrived..
Inheritance and Probability
Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..
Cell Structure
A typical eukaryotic cell is comprised of cytoplasm with different organelles, such as nucleus, endoplasmic reticulum, G..
Mammalian Ancestors
Mammals are a diverse group of organisms, where most of them develop their offspring within the uterus of the mother. Ov..