Undulation
81Butterfly stroke — Overhead shot of a swimmer performing the butterfly stroke. The butterfly (colloquially among swimmers known as fly) is a swimming stroke swum on the breast, with both arms moving simultaneously. The butterfly kick was developed separately, and… …
82Sidewinding — is a type of locomotion unique to caenophidian snakes, used to move across loose or slippery substrates. It is most often used by the Saharan horned viper, Cerastes cerastes , and the sidewinder rattlesnake, Crotalus cerastes , to move across… …
83Vertical deflection — The vertical deflection (deflection of the plumb line, astro geodetic deflection) at a point on the earth is a measure of how far the direction of the local gravity field has been shifted by local anomalies such as nearby mountains. (Here gravity …
84Dhar District — This article is about the district in India. For its eponymous headquarters, see Dhar. for the district of Yemen see Dhar District (Yemen) Dhar district धार जिला …
85Undichna — Taxobox color = #e0d0b0 name = Undichna image width = 240px image caption = fossil range = Silurian ? regnum = Animalia phylum = Chordata genus = Undichna (Ichnogenus) subdivision ranks = Species (Ichnospecies) subdivision = * Undichna bina… …
86Barnes Chine — Location map Isle of Wight label=Barnes Chine lat dir=N | lat deg=50.635 lon dir=W | lon deg=1.375 position=above width=250 float=right caption=Barnes Chine on the Isle of WightBarnes Chine is a geological feature on the south west coast of the… …
87fold — fold1 foldable, adj. /fohld/, v.t. 1. to bend (cloth, paper, etc.) over upon itself. 2. to bring into a compact form by bending and laying parts together (often fol. by up): to fold up a map; to fold one s legs under oneself. 3. to bring (the… …
88locomotion — /loh keuh moh sheuhn/, n. the act or power of moving from place to place. [1640 50; see LOCOMOTIVE, MOTION] * * * Any of various animal movements that result in progression from one place to another. Locomotion is classified as either… …
89nappe — /nap/, n. 1. Geol. a large mass of rock thrust a considerable distance along a nearly horizontal fault plane or in an overturned anticlinal fold. 2. Geom. one of the two equal sections of a cone. [1905 10, Amer.; < F: lit., tablecloth, cloth; OF… …
90reptile — reptilelike, adj. reptiloid /rep tl oyd /, adj. /rep til, tuyl/, n. 1. any cold blooded vertebrate of the class Reptilia, comprising the turtles, snakes, lizards, crocodilians, amphisbaenians, tuatara, and various extinct members including the… …
