higher than surrounding area. elevated railroad. To make something higher.

of pair of ductless glands situated above kidneys. adrenal gland.

chemical substance which is released at end of nerve fibre by arrival of nerve impulse and, by diffusing across synapse or junction. Chemical substances, such as acetylcholine or dopamine, that transmits nerve impulses across a synapse.

To remain in the same place and not move away.

Considered traditional, standard, or typical. Something popular or famous for a long time.

not same as another or each other.

continuing or valid to final destination. expressing movement into one side and out of other side of opening etc.. Over, in, across an entire thing or place.

activity natural to or purpose of person or thing. Social events or parties, such as weddings. To be operating, working or achieving its purpose.

difficulty or problems. To worry, bother or disturb someone.

as truth or facts.

cause, explanation, or justification for action or event. Explanations for why some things occurred or was done. think, understand, and form judgements logically.

person taking part in sport or game. Machines that play recorded material.

of great significance or value.