overlapping blades
91Gentianales — ▪ plant order Introduction gentian order of flowering plants, consisting of 5 families with more than 1,100 genera and nearly 17,000 species. The families are Gentianaceae, Rubiaceae, Apocynaceae (including Secamonoideae and Asclepiadoideae),… …
92heteropteran — ▪ insect order Introduction any member of the insect order Heteroptera, which comprises the so called true bugs. (Some authorities use the name Hemiptera; others consider both the heteropterans and the homopterans to be suborders of the… …
93Mesopotamia, history of — ▪ historical region, Asia Introduction history of the region in southwestern Asia where the world s earliest civilization developed. The name comes from a Greek word meaning “between rivers,” referring to the land between the Tigris and… …
94naval ship — Introduction the chief instrument by which a nation extends its military power onto the seas. Warships protect the movement over water of military forces to coastal areas where they may be landed and used against enemy forces; warships… …
952007–08 Manchester United F.C. season — Manchester United 2007–08 season Co chairmen Joel and Avram Glazer Manager …
96iris diaphragm — n. a device consisting of thin, overlapping metal blades that can be adjusted to form an aperture of varying size for camera lenses, etc.: see MICROSCOPE …
97double — adj., adv., n., & v. adj. 1 a consisting of two usu. equal parts or things; twofold. b consisting of two identical parts. 2 twice as much or many (double the amount; double the number; double thickness). 3 having twice the usual size, quantity,… …
