the vertical distance below a surface; the degree to which something is deep / the distance between the front and the back, as the depth of a drawer or closet

when a taxon gets a new name, without being included in another taxon (of the same rank). The old name becomes a homotypic synonym of the new name.

Third-person singular simple present indicative form of defatigate

The westernmost subregion of Asia, which includes Anatolia, the Arabian Peninsula, Iran, the Levant, Mesopotamia, the Sinai Peninsula, and Transcaucasia.