tooth — Sharply tipped protrusion along a leaf or leaflet (or analogous structure) margin pointing away at an angle of 90°. See also serrate, dentate, spinose … Expanded glossary of Cycad terms
Hag's tooth — Hag Hag (h[a^]g), n. [OE. hagge, hegge, witch, hag, AS. h[ae]gtesse; akin to OHG. hagazussa, G. hexe, D. heks, Dan. hex, Sw. h[ a]xa. The first part of the word is prob. the same as E. haw, hedge, and the orig. meaning was perh., wood woman, wild … The Collaborative International Dictionary of English
biblical literature — Introduction four bodies of written works: the Old Testament writings according to the Hebrew canon; intertestamental works, including the Old Testament Apocrypha; the New Testament writings; and the New Testament Apocrypha. The Old… … Universalium
religion — religionless, adj. /ri lij euhn/, n. 1. a set of beliefs concerning the cause, nature, and purpose of the universe, esp. when considered as the creation of a superhuman agency or agencies, usually involving devotional and ritual observances, and… … Universalium
Anthropology and Archaeology — ▪ 2009 Introduction Anthropology Among the key developments in 2008 in the field of physical anthropology was the discovery by a large interdisciplinary team of Spanish and American scientists in northern Spain of a partial mandible (lower… … Universalium
List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have … Wikipedia
perciform — ▪ fish order Introduction any member of the order Perciformes, a group of bony fishes with more than 6,000 species placed in about 150 families. The order is the largest group of fishes in the world today. Perciform fishes occur in… … Universalium
Osteodontornis — Temporal range: Miocene (but see text) 20–6 Ma … Wikipedia
Australopithecus — /aw stray loh pith i keuhs, peuh thee keuhs, aw streuh /, n. an extinct genus of small brained,large toothed bipedal hominids that lived in Africa between one and four million years ago. Cf. australopithecine. [ < NL (1905), equiv. to austral(is) … Universalium
Dinosaur — For other uses, see Dinosaur (disambiguation). Dinosaurs Temporal range: Late Triassic–Late Cretaceous, 231.4–65.5 Ma … Wikipedia
Compass — This article is about the direction finding instrument used in navigation. For other uses, see Compass (disambiguation). A simple dry magnetic pocket compass … Wikipedia