TRI

802

TRI

TR1GUERA, in botany, a genus of the pentandria niono-gynia class and order. Natural order Lunds'. Corolla bell-shaped, with an unequal border; nectary short five-toothed, sur-rounding the germ ; filaments inserted into the nectary ; berryfour-celled, with two seeds in each cell. There are two species,viz. T. ambrosiaca, and T. inodora, annual plants of Andalusia ,in Spain .

TRIGYNIA, [from rpi(, three, and yw*i, a woman,] in bo-tany, an order of plants, under various genera, in the Linntean sys-tem comprehending such species as have three pistils, or femaleparts. See Rotany.

TRIHILAT.lL, [from tres, three, and hilum, an external markon the seed,] the 23d class in Linnauts’s Fragments of a naturalmethod ; consisting of plants with three seeds, which are markedwith an external cicatrix or scar, where they are fastened withinthe fruit. See Botany .

TR1LIX, a genus of plants, of the class polyandria, and ordermonogynia. Calyx three-leaved; corolla three-petaled ; berry five-celled, many-seeded. There is only one species; viz. T. lutea,a native of Carthagena, in America .

TRILL, [from trillo, Ital.] in music, an alternate undulationof different sounds, synonymous with shake, ft is used byRousseau, and several French musicians in this sense. SeeMusic.

TRILLION, a million of billions. See Arithmetic.TRILLIUM, Herb Paris of America , or Herb True-Lovf. of Canada ; in botany, a genus of plants of the class hex-andria, and order trigynia ; natural order, Sarnieninsx. Calyxthree-leaved ; corolla three-petaled ; berry three-celled. Thereare three species."

TRIM, in navigation, implies, in general, the state or disposi-tion by which a ship is best calculated for the several purposes ofnavigation. Thus the trim of the hold denotes the mo-t conve-nient and proper arrangement of the various materials containedtherein relatively to the ship’s motion or stability at sea. Thetrim of the masts and sails is also their most opposite situationwith regard to the construction of the ship and the effort of thewind upon her sails.

Trim, in geography, a town of Ireland, capital of Meath ,33 miles N. W. of Dublin . Lon. 6. 48. W. Lat. 53.32. N.

TRIMMERS, in architecture, pieces of timber framed at right-angles to the joints, against the ways for chimneys, and well-holes for stairs.

TRINCOMALE, a city of Ceylon , on the E. coast, 100miles N. F.. of Candy. Lon. 81. 52. E. Lat. 8. 45. N.

TRINDELEN, an island of Denmark , in the Scaggerac, be-tween N. Jutland and Norway , 7 miles N. E. of Lessoe. Lon.11. I. E. Lat. 57. 27. N.

TRINE, [trine, Fr. trinus, Lat.] in astrology, the aspect orsituation of one star with regard to another when they are distant120 degrees: it is noted with this character A,

TRING, an elegant town of England in Hertfordshire ; fourmiles from Wendover; and 31 from London .

TRINGA, the Sandpiper ; a genus of birds belonging to theorder gralla:. Bill somewhat tapering, about the length of thehead; nostrils small; toes four, divided, the hind toe being fre-quently raised from the ground. There are 37 species.

T. Hypoleucos, the Cummon Sandpiper, except in pairingtime, is a solitary bird; it is never found near die sea, but fre-quents rivers, lakes, and other fresh waters. Its head is brown,streaked with downward black lines ; the neck an obscure adi-colour; the back and coverts of the wings brown, mixed with aglossy green, elegantly marked with transverse dusky lines; thebreast and belly are of a pure white; die quill-feathers and diemiddle-feathers of the tail arc brown ; the legs of a dull palegreen.

T. Vanellus, the Lapwing, or Tewit, has die bill, crownof the head, crest, aud throat, of a black colour; there is a blackline under each eye ; the black is of a purplish green : the wingsand tail are black and white, and the legs red ; the weight is 8 oz.and the length 13 inches. In winter, lapwings join in vast flocks;but at lliat season are very wild : their flesh is very good, theirfond being insects and worms. In October and November, theyare taken in the fens in nets, like ruffs ; but are not preserved forfattening, being killed as soon as caught.

TRINIDAD, a town of Cuba , 140 miles S. E. of Havannah.Lon. 80. 18. W. Lat. 51. 56. N.

Trinidad, an island in the gulf of Mexico, , separated fromNew Andalusia, in Terra Firma, by a strait about three milesbroad. The soil is fruitful, producing sugar, cotton, Indian corn,fine tobacco and fruits; but the air is unhealthy.

TRI N 1TAR1ANS, Order of, an order instituted at Rome ,A. I). 1198. The founders were John de Matha, and Felix deValois . The pope permitted them to establish this order for thedeliverance of captives, who groaned under the tyranny of the in-fidels; he gave them as a habit a white gown, ornamented with ared and blue cross. This order possessed, at one time, about 250convents in 13 different provinces. There was formerly the pro-vince of England, wheie this order had 43 houses ; that of Scot-land, where it had nine ; and that of Ireland , where it iiad 52.

TKINITE, a sea-port-town of Martinico, much frequnted byships. Lon. 61. 8. W. Lat. 14. 53. N.

Trinity. See Theology.

Trinity-Bay, 1. a bay on (he N. E. coast of New-IIoIland;2. a bay on the E. of Newfoundland. Lon. 53. 10. W. Lat.48. 0. N.

Trinity-Sunday, a festival observed on the Sunday next afterWhitsunday, in honour of the Holy Trinity . The observation ofthis festival was first enjoined in the council of Arles , A. D.1260.

TRINO, a town of Italy , in the duchy of Montferrat, seated ina fertile but marshy district, abounding in corn, rice, fruits, Sc c.and famous for fine cheese; eight miles N. W. of Casal, and 10S. S. W. of Vercelli. Lon. 8. 30. E. Lat. 45. 26. N.

TR1NOMALY, a town of H indoostan, in the Carnatic, nearwhich the troops of Hyder Ali were (Ideated by the British underCol. Smith, in 1768, with the loss of a great part of their artillery'.It is five miles S. VV. of Arcot, and 52 VV. N. W. of Pondi-cherry .

TRIO, in music, a part of a concert wherein three personssing ; or, more properly, a musical composition consisting ofthree parts.

TlllOCALA, or TRIOCLA, an ancient town in the S. of

Sicily.

"1 RKECIA, in botany, the third order of plants, in the classPolygamia ; comprehending those singular plants which have thepolygamy on three distinct plants.

TUI ONES, in astronomy, a sort of constellation, or assem-blage of seven stars in the Ursa Major , popularly called Charles’sWain. From the scpletn triones the north pole takes the deno-mination septentrio.

THIOPTERIS, a genus of plants, of the class decandria, andorder trigynia; natural order, Trihilalx. Calyx five-parted, withtwo honey-pores at the base on the outside ; petals roundish,clawed ; filaments cohering at the base ; capsules three, one-seoded, three or four-winged. There are eight species.

TRIOSTEUM, in botany, a genus of the pentandria nionogy*nia class and order. Natural order, Aggregate. Calyx length 0‘the corolla ; corolla one-petaled, almost equal ; berry three-celled,inferior; seeds solitary. There are three species.

TRIPARTITE, divided into three parts, or made by threeparties, as indenture tripartite.

TRIPETALOIDE/E, in botany, the 5th order of plants, ' nLiuna'iis’s system of a natural method. See Botany .

TRIPETALOUS, [fm-, and otitoXov,] having a flower consist'ing of three leaves.

TRIP LARIS, in botany, a genus of the Iriandria trigynia c1a sSand order. Calyx very large, three, or six-parted ; corolla three-petaled, or none; nut three-sided, within the ovate base of th ecalyx. There are two species, viz. T. Americana, and T. ran' 1 "flora.

TRIPLE TIME, in music, a lime consisting of three m ea "sures in a bar; the two first of which are heat with the hand o*foot down, and the third marked by its elevation. See Music.

TRIPLICATE RATIO, the ratio which cubes bear to onanother. This ratio is to he distinguished from triple ratio, anmaybe thus conceived. In the geometrical proportions 2, 4,

16, 32, as the ratio of the first term (2) is to the third (8) dupncate that of the first to the second, or of the second to the tliif *so the ratio of the first to tire fourth is said to be triplicate of

* ratio