22 



GLOSSARY. 



of which the earth is composed, their 

 formation, structure, &c. 



Gestation. Pregnancy ; the act of carry- 

 ing young in the womb from the pe- 

 riod of conception to the birth. 



Gibbose. Having one or more large ele- 

 vations. 



Gibbous. An elevation whose arc is not 

 the segment of a circle. In anatomy, 

 it denotes any unnatural protuberance 

 or convexity of the body, as a person 

 humpbacked. 



Gill. The organ of respiration in fishes. 



Ginglymus. A species of articulation re- 

 sembling a hinge. 



Glabrous. Having a smooth surface : a 

 term which, either applied to quadru- 

 peds or insects, denotes those parts of 

 the surface which are naturally devoid 

 of hair or pubescence. 



Glacial; Glacious. Consisting of or like 

 ice. 



Glareous. Viscous and transparent, like 

 the white of an egg. 



Glaucous. Of a pale grayish-blue color ; 

 that fine, dull green-blue passing into 

 blue, which is seen on certain bodies, 

 is described by the word glaucous. 



Glirine. Belonging to that order of 

 Mammalia which includes such ani- 

 mals as have two fore-teeth, a cutting 

 one in each jaw, no tusks, and feet 

 with claws ; comprehending guinea- 

 pigs, rabbits, hares, squirrels, mice, 

 beavers, &c. 



Globiferous. When the setigerous joint 

 of the antennae is larger than the pre- 

 ceding one, and globose. 



Globose. Orbicular; globe-shaped. 



Globule. A small particle of matter of 

 a spherical form : a word applied to 

 the red particles of blood which swim 

 in a transparent serum, and may be 

 discovered by the microscope. 



Glossarial. Explanatory ; containing ex- 

 planations of scientific or technical 

 terms. 



Glottis. The narrow opening at the up- 

 per part of the windpipe, which, by its 

 dilation and contraction, contributes to 

 the modulation of the voice. 



Gluten. That part of the blood, in ani- 

 mals, which gives firmness to its tex- 

 ture. 



Glutinous. Viscid ; having the quality 

 of glue ; tenacious. 



Gossamer. A fine, filmy substance, like 

 cobwebs, floating in the air, in calm 

 clear weather, especially in autumn. 

 It is probably formed by a species of 

 spider. 



Grallatorial Belonging to the Gralla- 

 tores, an order of birds having long 

 legs, naked above the knees, which fit 

 them for wading in the water. 



Graminivorous. Feeding or subsisting 

 on grass: an epithet applied to ani- 

 mals which subsist wholly on vegetable 

 food, to distinguish them from carniv- 

 orous animals. 



Granivorous. Feeding or subsisting on 

 grain or seeds ; as granivorous birds. 



Granular; Granulous. Consisting of 

 grains. 



Granulated. Covered with minute grains ; 

 feeling or appearing as if formed of 

 small grains or granular substance, as 



Granule. A small particle ; a little 

 grain ; a very minute elevation. 



Gregarious. Having the habit of assem- 

 bling or living in a flock or herd. 

 Cattle and sheep are gregarious ; so are 

 many species of birds. 



Griseous. White mottled with black or 

 brown. 



Ground-bait. Bait for fish which sinks 

 to the bottom of the water. 



Grumous. Thick ; clotted ; as, grumous 

 blood. 



Gullet. The passage in the neck of an 

 animal by which food and liquor are 

 taken into the stomach. 



Gum-lac. The produce of a homopte- 

 rous insect which deposits its eggs on 

 the branches of a tree called bihar, in 

 Assam, and elsewhere in Asia. 



Gutta. A very small round dot, inter- 

 mediate in size between an atom and a 

 macula. 



Guttate. Sprinkled with guttce, or minute 

 round spots. 



Guttulous. In the form of small drops. 



H. 



Habitat. The natural place or perma- 

 nent abode. 



