Tiny endothelium-lined passages for blood in the tissue of an organ the curve of y=sin x.

electromotive force or potential difference expressed in volts.

used as object of verb or preposition when this is same as subject of clause.

To take something, e.g. an engine, apart.

detailed examination.

Having a big effect on (person, the future).

gesture, action, or sound that is used to convey information or instructions. Movements of your hand/other means to send messages. To make a noise or motion to tell someone to start.

preferred to all others of same kind. A thing that someone likes best or enjoys most. record address of website or other data.

achieved or maintained by careful and deliberate effort. To focus on learning something usually at school.

statement that two values are equal. Mathematical statements showing things to be equal.

trigonometric function that is equal to ratio of side adjacent to acute angle in right-angled triangle to hypotenuse. .

circular route or movement. Series of talks or events happening in many places. move whole way round.

consisting of many different connected parts. group of buildings or facilities. cause to form complex.

perhaps.

used for emphasis with following adjective functioning as adverb. Thing that is not yet known or named.