150 



A GLOSSARY OF TERMS 



THIO/CIA. fr. gr. treis, three ; oikos. 

 house. Name of a Linnaean class 

 of plants. 



TBI'ONTX fr. gr. treis, three ; orator, 

 nail. Having three nails. Gene- 

 ric name of certain tortoises. 



TRIPE'TALOID. Appearing as if fur- 

 nished with three petals. 



TRIPE'TALOUS. fr. gr. treis, three 

 petalon,peia\. Having three petals 



TRIPI'NNATE. A form of leaf in 

 which a common petiole has bi- 

 pinnate leaves on each side. (Jig. 

 67, p. 47, Book vii). 



THI'POD. fr. gr. treis, three ; pous, a 

 foot. Having three feet. 



TRIQUETROUS. Having three sides 

 or angles. 



TRIRA'DIATE. fr. lat. tres, three ; 

 radius, ray. Three-rayed. 



TRI'STIS. Lat. Sad, sorrowful. 



TRITE'RNATE. - Three times three- 

 leaved. 



TRI'TICUM. Lai. Wheat. 



TRI'TOX. fr. gr. treis, three ; tonos, a 

 tone. The name of a fabulous 

 god, that accompanied Neptune, 

 blowing a shell as a trumpet. 

 Most sea-gods are called Tritons, 

 and are generally represented in 

 the act of blowing shells. A ge- 

 nus of mollusks. 



TRITO'NIA. A genus of gasteropods. 



TRITO'RES. Lat. Grinders; tritu- 

 rators. 



TRITURATED. Reduced to powder 

 by pounding. 



TRITURA'TIOX. fr. lat. tritus, rub- 

 bed. The act of rubbing or grind- 

 ing. 



TRIVIAL-NAME. In botany, the spe- 

 cific name. 



TRO'CHI. Lat. plui of trochus. 



TRO'CHILUS. Systematic name of 

 the humming-birds. 



TRocHo'iDES.-fr. gr. trochos, a wheel ; 

 eidos, resemblance. Name of a 

 family of gasteropods. 



TRO'CHUS. A genus of gasteropods. 



TROGLODYTES. fr. ar. trogle, a cav- 

 ern or hole ; duo, 1 enter. Syste- 

 matic name of the wrens. 



THO'PHI. fr. gr. trophos, a nourisher. 

 In insects, the organs which form 

 the mouth, consisting of an upper 

 and an under lip, and comprising 

 the mandibles, maxilke, and palpi, 

 or the parts employed in acquir- 

 ing and preparing food. 



TROPHOPOLLEN. The septum of the 

 anther of plants. 



TRO'PHOSPERM. fr. gr. trepho, I nour- 

 ish ; sperma, seed. That part of 

 the carpel from which the seeds 

 spring. 



TRUN'CATE. Terminating very ab- 

 ruptly, as if a portion had been 

 cut off. 



TRUN'CATED. Cut short. Cut ab- 

 ruptly, or square off. 



TRUNCA'TUS. Lat. Truncate. 



TRUNK. The body without includ- 

 ing the head or extremities. The 

 proboscis of an elephant. In bo- 

 tany, the main stem of trees. 



TRUTTA. Specific name of the 

 trout. 



TRYMA. A syncarpous fruit. 



TUBE. In botany, the lower hollow 

 cylinder of a monopetalous co- 

 rolla. 



TU'BER. Lat. A bunch, a knot, a 

 lump. A form of annual root. 



TU'BERCLE. A small tuber; a lit- 

 tle knot or knob. 



TUBE'RCULATED. Knotted or pim- 

 pled. 



TUBER'CULOUS. Composed of, or 

 containing tubercles. 



TUBERO'SITIES. Prominent knobs 

 or excrescences. 



TUBERO'SUM. Lat. Tuberous. Of 

 the nature of a tuber. 



TU'BEROUS. Bearing solid, fleshy, 

 roundish roots, like the potato. 



TUBICO'LA. fr. lat. tubus, a tube ; 

 co/o, I inhabit. A genus of anne- 

 lidans. 



TU'BICOLE. Tube-inhabiting. 



TU'BIFORM. Tube-shaped. 



TU'BULAR. Consisting of tubes or 

 pipes : relating to a tube. 



TU'BULATE. Hollow ; tubulous. 



TUBULIBRANCHIA'TA. fr. lat tubus 9 



