~Ocelli~ (o-sel'-le), pl. of Ocellus. (L. = a little eye.) The tiny, simple eyes of insects. ~Odonata~ ([=o]-d[=o]-na'-ta). The name of an insect order to which belong the dragon flies. ~Odors~ Pleasant or unpleasant smells. ~Opera-glass~ (op'-e-ra-glas). Magnifying glasses used at the theatre or opera to make things seem nearer. ~Organism~ (or'-gan-izm). A member of the animal or vegetable kingdom. ~Orthoptera~ (or-thop'-t[=e]-ra). (Gr. = straight-wing.) An insect order to which belong the grasshoppers. ~Ovipositor~ ([=o]-v[)i]-poz'-[)i]-tor). (L. ovum = egg, _and_ ponere = to place.) The end of the abdomen of some insects, with which they are able to put their eggs in a good place to be hatched. ~Oxygen~ (ok'-si-jen). A part of the air that is necessary to all animal and vegetable life. ~Parasites~ (par'-a-s[=i]tz). Animals or plants that live on others. ~Phylloxera~ (fil-ok-s[=e]'-ra). (Gr. = leaf _and_ dry.) An insect very destructive to grape vines. ~Plaited~ (pl[=a]t'-ed). Folded length-wise like the plaits of a closed fan. ~Plecoptera~ (pl[=e]-k[)o]p'-t[=e]-ra). (Gr. = twist _and_ wing.) An insect to which belong the stone flies. ~Pollute~(p[=o]-l[=u]t'). (L. polluere = to make unclean, to soil.) To make foul or unclean. ~Pores~ (porz). (L. porus = a way, a passage.) Small openings in the skin to help in breathing. ~Prey~ (pr[=a]). (L. praeda = property taken in war.) An animal in the chase; game. Prolific (pr[=o]-lif'-ik). Fruitful; producing young in abundance. ~Propel~ (pr[=o]-pel'). (L. propellere = to drive, or push forward.) To urge onward by force. Prophet (prof'-et). One who tells of the future. ~Pulvillus~ (pul-vil'-us); pl. ~Pulvilli.~ (L. = a little cushion.) A little pad or cushion on an insect's foot. ~Ravenous~ (rav'-n-us). Greedy, furiously hungry. ~Repel~ (re-pel'). (L. repellere = to drive back.) To drive back, to check. ~Resinous~ (rez'-i-nus). Like resin, which is made from pine pitch. ~Rudimentary~ (rew-di-men'-ta-ri). (L. rudimentum = a first attempt.) Imperfectly developed or in an early stage of development. ~Saliva~ (sa-l[=i]'-va). Spittle. The liquid formed in the mouth, which mixes with food, and helps it to digest. ~Segment~ (seg'-ment). (L. secare = to cut.) A part cut off, a section. ~Seize~ (s[=e]z). To grasp, to clutch. ~Sensitive~ (sen'-si-tiv). Quick to feel. The nerve of the eye is sensitive to light, quick to feel light. ~Shellac~ (she-lak' or shel-ak'). It is made from a coloring matter in the bodies of certain insects. A polish which is used with varnish. ~Silk~ (s[=i]lk). A fine, soft, strong thread made by the larvae of certain insects. ~Skeleton~ (skel'-e-ton). (Gr. = ~dried~ up.) The dry bones of the body taken together. ~Socket~ (sok'-et). Any hollow thing or place which receives or holds something else. ~Soothsayer~ (soeth'-s[=a]-er). One who pretends to know what the future holds for us. ~Source~ (s[=o]rs). The place where anything begins.