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bulbul, in zoology, bird

(Encyclopedia)bulbul bo͝olˈbo͝ol [key], bird, common name for members of the family Pycnonotidae, comprising 119 species of medium-sized, dull-colored passerine birds with short necks and wings, native to Africa...

Comyn, John (Red Comyn), d. 1306, Scottish nobleman

(Encyclopedia)Comyn, John, d. 1306, Scottish nobleman. He was called the Red Comyn, to distinguish him from his father, the Black Comyn. Aiding his uncle, John de Baliol, in the struggle against Edward I, he was fo...

Aqaba

(Encyclopedia)Aqaba äˈkäbä [key], town (1996 est. pop. 52,000), SW Jordan, at the head of the Gulf of Aqaba, on the border with Israel. It is the only Jordanian port with direct access to the Red Sea; it remain...

Umar

(Encyclopedia)Umar ōˈmär [key], c.581–644, 2d caliph (see caliphate). At first hostile to Islam, he was converted by 618, becoming an adviser to Muhammad. He succeeded Abu Bakr as caliph without opposition in ...

Triassic period

(Encyclopedia)Triassic period trīăsˈĭk [key], first period of the Mesozoic era of geologic time (see Geologic Timescale, tablegeologic timescale, table) from 205 to 250 million years ago. Throughout the Triassi...

Asmara

(Encyclopedia)Asmara äsmäˈrä, äz– [key], city (2020 pop. 963,000), capital of Eritrea, at an altitude of c.7,300 ft (2,225 m). The name also appears as Asmera. A commercial and i...

coast

(Encyclopedia)coast, land bordering an ocean or other large body of water. The line of contact between the land and water surfaces is called the shoreline. It fluctuates with the waves and tides. Sometimes the term...

carnelian

(Encyclopedia)carnelian kôr–, kər– [key], variety of red chalcedony, used as a gem. It is distinguished from sard by the shade of red, carnelian being bright red and sard brownish. The red coloring is apparen...

Rhodophyta

(Encyclopedia)Rhodophyta rōdŏfˈətə [key], phylum (division) of the kingdom Protista consisting of the photosynthetic organisms commonly known as red algae. Most of the world's seaweeds belong to this group. Me...

hemolysis

(Encyclopedia)hemolysis hĭmŏlˈĭsĭs [key], destruction of red blood cells in the bloodstream. Although new red blood cells, or erythrocytes, are continuously created and old ones destroyed, an excessive rate of...