TIL 



716 



TIN 



xle of the water-wheel may be so fixed 

 that it shall neither rise nor fall, though 

 the rotary motion shall be given to the 

 wheel, while at one time it is only partly, 

 at another time completely, immersed in 

 the fluid. 



TIDE-WAITER. An officer who has 

 charge of the landing of Roods, for secur- 

 ing the payment of the custom duties on 

 the same. 



TIE. 1. In architecture, a piece of timber 

 or metal, placed in any direction, to bind 

 together two parts which have any ten- 

 dency to separate. 2. In music, an ancient 

 character for connecting syncopated 

 notes divided by a bar. 



TIER. 1. A rank or row. particularly 

 when two or more rows are placed one 



over another. 2. The tiers of a cable 



are the ranges of fakes or windings of 

 the cable, laid one within another when 

 coiled. 



TIERCE, Fr. from tiers, three. 1. A 

 liquid measure, equal to the third part of 

 a pipe. 2. A weight by which pro- 

 visions are sold, particularly in Ireland. 

 The tierce of beef for the navy is 304 Ibs., 



and for India 336 Ibs. 3. In heraldry, 



applied to the field when divided into 

 three parts. 



TIERCE'LET, dim. of tierce, a third. A 

 name used by falconers to distinguish 

 the male hawk as being a third less than 

 the female. 



TI'GER. In zoology, the Felis Tigris, 

 Buff., an animal as large as the lion, is 

 the most cruel of all quadrupeds, and the 

 scourse of the East Indies. The body is 

 longer than that of the lion, and the head 

 rounder. The skin is a lively fawn- 

 colour above, a pure white below, irregu- 

 larly crossed with black stripes. Such is 

 the strength of the animal, and the velo- 

 city of his movements, that, during the 

 inarch of armies, he has been seen to 

 seize a soldier while on horseback, and 

 bear him to the depths of the forest with- 

 out affording a possibility of rescue. He 

 is moreover a coward. 



TILES. Plates of clay baked in a kiln, 

 and used instead of slates for covering 

 the roofs of houses. They are named ac- 

 cording to their shape and especial uses ; 

 as plane or crown-tiles, of a rectangular 

 form ; ridge, roof, or hip-tiles, formed 

 cylindrically to cover the ridges of houses ; 

 gutter-tiles are about the same size and 

 shape as the ridge-tiles, used for making 

 gutters ; pan-tiles have a rectangular 

 outline, with a surface both concave and 

 convex, so that the edge of the one tile 

 may overlap the edge of that next to it 

 in the process of tiling. 



TIL'IA. The lime-tree : a genus of nine 

 species. Polyandria Monogynia. Name 

 from jTTXt, the elm-tree. There are five 

 British species of the lime or linden-tree. 



TILL. 1. In botany, the Sesamum orien- 



tale, an East India oil plant. 2. A kind 



of clayey earth, forming the sub-soil of 

 some inferior lands ; called in some parts 

 tilt. 



TIL'LER. The bar or lever used to 

 turn the rudder in steering a vessel. The 

 tiller-rope forms a communication be- 

 tween the tiller and the wheel. 



TIL'MDS, r^Kta, I pluck. A picking of 

 the bed-clothes : a symptom of the ap- 

 proach of death in some disorders. 



TILT. A small canopy or awning ex- 

 tending over the stern-sheets of a boat, 

 as a defence against rain, &c. Also a 

 like covering over a cart or other vehicle. 



TILT-BOAT. A boat protected by a tilt 

 or tarpawling against the inclemency of 

 foul weather. 



TILT-HAM'MER. A large hammer, used 

 in iron-works, and put in motion by a 

 water-wheel or steam-engine. 



TILT'INO (of steel), is the process by 

 which blister-steel is rendered ductile. 

 This is done by beating with the tilt- 

 hammer. 



TIM'BER. A term used to designate any 

 large tree squared or capable of being 

 squared, and fit for being employed in 

 carpentry. A load of unhewn timber is 

 40 cubic feet ; of square timber 50 cubic 

 feet. 



TIM'BERS. In ship-building, the ribs of 

 a ship, branching outwards from the 

 keel in a vertical direction. 



TIM'BRE. In heraldry, denotes the crest 

 of an armory, or whatever is placed ai 

 the top of the escutcheon, to distinguish 

 the degree of nobility, as a coronet, 

 mitre, &c. 



TIM'BREL. Tambour de Basque. A musi- 

 cal instrument. See TAMBOURINE. 



TIME. 1. A portion of infinite duration. 



2. In music, an affection of sound, by 



which we denominate it long or short 

 with regard to its continuance. 



TIMOC'RACT, from Ttftvi, worth, and 

 x^ctfiu, to govern. Government bymenof 

 property, who are possessed of a certain 

 amount of income. 



TIM'OTHY-GRASS. In agriculture, a grass 

 cultivated in America, and said to be a 

 species of phleum or cat's- tail grass. 



TIN (Saxon). A beautiful white metal, 

 closely resembling silver : the stannum of 

 the Latins, and the Jupiter of the alche- 

 mists. It is one of the few metals known 

 in the time of Moses ; and it appears to 

 i have been dug from the mines of Corn- 

 I wall before the time of Herodotus. It is 

 there, and in Devonshire, that tin is yet 

 procured in greatest abundance ; though 

 it is also met with in the mines of 

 Bohemia, Saxony, in Malacca, and some 

 pins of the East Indies. Tin is consider- 

 ably harder than lead; scarcely at alt 



