(GIS): Index.

1. Normally an alphabetical listing of subjects, of people, of places, or of topics; giving the numbers of the pages where they are located; the purpose of which is to assist the reader in finding specific information: "As a graduate assistant to the linguistics and language professor, Carrie created the indexes for Dr. John's two new books about various sources of current vocabulary words."
2. Something which is used to point out, to identify information on a page or a projected screen, etc.: "Jason used an index which had a bright light at the end of it to indicate the important information on his power point projection."
3. Etymology: "the forefinger (used for pointing)", from Latin index, indicis. "forefinger, pointer, sign, list, catalogue"; literally, "anything that points out", from indicare, "to point out, to indicate".

The meaning of a "list of the contents of book's" is first recorded in 1580, from Latin phrases; such as, Index Nominum, "Index of Names", index expurgatorius, "specification of passages to be deleted from works otherwise permitted"; and Index Verborum, "Index of Words" which was used as headings in English books of that time.

The Catholic Church sense of "forbidden books" is from index librorum prohibitorum, which was first published in 1564 by the authority of Pius IV.

To put information in an alphabetical or logical sequence for the use of a reader: "For his summer job experience, Leon was indexing the information about community service organizations for his city councilor."

See these animals from different perspectives.

Biometrics Index.

Biomimetics Index.

GPS Index.

A measure of the projection of the upper jaw, expressed by multiplying the distance from basion to the aleolar point (middle point of the anterior surface of the upper jaw) by 100 and dividing it by the distance from basion (middle of the anterior or the front margin of the great foramen or the small opening of the skull) to nasion (the point where the bridge of the nose meets the forehead).

1. An official list formerly compiled by the Roman Catholic Church of books and other publications which Church members were forbidden to read: "The first Index was issued in 1557 and it was revised at different times until it was abolished in 1966."
2. Etymology: from Latin, "list of forbidden books".

Here is your opportunity to appreciate our fellow creatures from the very small to the very large.

Nanotechnology Index.

A measure of the relative content of the antibody opsonin in the blood of a person with an infectious disease, as compared to te opsonin content in normal blood.

An index of words grouped by sound instead of by spelling.

RFID Index.

Robots and Robotics Index.