ABIETENE 



19 



ABORTICIDE 



ord. Conifera, from which is derived the Terebinfhina 

 Canadensis. A, canadensis, Hemlock Spruce. Bark 

 of the Canadian Fir-tree. Used as an astringent in 

 various local and internal conditions. Yields Pix Cana- 

 densis. A. excelsa, Norway Spruce. Yields Pix 

 Burgundica. A. pectinata, the European Silver Fir. 

 Its buds r.re resinous, balsamic, and sudorific. Unof. 

 A. Preparations, Extractum Abietis Canadensis 

 Liquidum (B. P.). Dose m^xv-lx. Glycerinum Abietis 

 (B. P.). Dose 3 j-ij- Geddess Fluid-Extract of Hem- 

 lock Bark. Dose mjr-x. 



Abietene {a-bi'-et-iri), C-H 16 . A hydrocarbon, obtained 

 from the Pinus sabiniana. a Californian nut pine. It is 

 an aromatic, volatile liquid, agreeing in composition with 

 normal heptane. It is extensively used as a popular 

 remedy ; called, also, Erasene. Unof. 



Abietic (ab-i-et'-ik), Abietinic (ab-i-et-in'-ik) [Abies']. 

 Pertaining to the genus Abies, as Abietic Acid, C M H M 5 

 or G^HjjjOj, discovered by Maly in the resin of Abies 

 excelsa and Larix europea. 



Abietin (a-bi' -et-in) [Abies]. A resinous principle ob- 

 tained from the turpentine of various species of pine 

 and fir. A. Anhydrid, C^HgjO^, the main con- 

 stituent of Resin, q. v. 



Abietis Resina [a-bi f -et-is res-i'-nah). The resin of 

 the fir or pine. 



Abietite (ab'-i-et-it), C 6 H s 3 . A sugar resembling 

 mannite, found by Rochleder in the needles of the 

 European Silver Fir. Abies pectinata. 



Abiogenesis (ab-i-ojen' '-es-is) [a priv. ; 3ioc, life, and 

 genesis]. The (theoretical) production of living by 

 non-living matter. The older term was Spontaneous 

 Generation. Other synonyms of the word are Generatio 

 eequivoca, Generatio primaria, Archigenesis, Arche- 

 biosis, etc. The theory has been supported by Pouchet, 

 Haeckel, Huxley, Bastian, and others. Those opposed 

 to the doctrine are called panspermists or heterogenists. 

 The dispute is one of the most fundamental in biology. 



Abiological (ah-bi-o-loj' -ik-al~) [a priv. ; 3ioc, life ; 

 , treatise]. Not pertaining to biology. 



Abirritant (ab-ir' -it-ant) [ab, from; irritate, to irritate]. 

 I. Tending to diminish irritation; soothing. 2. Re- 

 lating to diminished sensitiveness. 3. A remedy or 

 agent that allays irritation. 



Abirritation (ab-ir-it-a'-shun) [ab, from; irritare, to 

 irritate]. Diminished tissue-irritability; atony or as- 

 thenia. 



Abirritative {ab-ir 1 '-it-a-tiv) [ab, from ; irritare, to irri- 

 tate]. Due to, or characterized by, atony. 



Abitus {ab 1 '-it-its') [ab, from, away; ire, to go]. In 

 comparative anatomy, any one of the narrow canals 

 leading from a ciliated chamber to the excurrent 

 canal, as in the higher forms of sponges. 



Abjoint (ab-joinl') [abjungere, to separate] . In biology, 

 to separate by means of a joint or septum. 



Abjunction (ab-jungk' -skun)[see Abjoint]. In biology, 

 the separation by means of a joint or septum, as of 

 spores from a growing hypha in some fungi. 



Ablactation (ab-lak-ta' -shun) [ab, from; lactare, to 

 give suck]. The end of the suckling period. The 

 weaning of a child. 



Ablastemic (ak-blas-tem'-i£) [a priv. ; 3'/Atrrqua, a 

 shoot]. In biology, non-germinal ; in no way related 

 to germination. 



Ablastous (ah-blas'-tus) [a 3/.a«rroc, not budding, ster- 

 ile]. In biology, producing no germs or buds. 



Ablation (ab-la'-shun) [ablatio, removal]. Removal of 

 a part of the body, as a tumor, by amputation, exci- 

 sion, etc. 



Ablatio retinae (ab-la'-she-o ret-in' -e). Detachment 

 of the retina. 



Ablator (ab-la'-tor) [L., " remover "]. A cutting in- 



strument used in the removal of parts (a name chiefly 

 used in veterinary surgery). 



Ablepharia {ahblef-ar J e-ah) [a priv.; 3/eoapov, the eye- 

 lid] . The condition of the absence of the eyelids. 



Ablepharon (ak-blef -ar-on) [a priv. ; 3/Joapov, the 

 eyelid]. Congenital absence of the eyelids. 



Ablepharous (ah-blef -ar-us) [d priv. ; Q'rAqapov , the 

 eyelid]. Having no eyelids. 



Ablepsia (ah-blep / -se-ah) [a3~/.etyia, without sight]. 

 I. Blindness. 2. Dulness of perception. 



Ablepsy 1 ah-blep/se). See Ablepsia. 



Abloom (a-bloom'). In biology, the state of being in 

 blossom. 



Abluent (ab / -lu-ent) [abluere, to wash away]. Deter- 

 gent. That which cleanses or washes away. 



Ablution 1 ab-hi' -shun) [abluere, to wash away] . \Y ash- 

 ing or cleansing the body. Separation of chemical 

 impurities by washing. 



Abmortal (ab-mor* '-tal) [ab, from ; mors, death]. Pass- 

 ing from dead or dying to living muscular fiber (us: d 

 of electric currents) . 



Abnerval (ab-ner* -val) [ab, from; nerziis, a sinew]. 

 Passing from a nerve (used of electric currents in mus- 

 cular fiber). 



Abnet (aiS-nef) [Hebr., a girdle]. A girdle, or girdle- 

 shaped bandage. 



Abneural (ab-nu'-ral) [u^irom; 1 ri'pov, nerve]. Per- 

 taining to a part remote from the neural or dorsal 

 aspect ; ventral. 



Abnormal (ab-norf-mal) [ab, away from ; norma, a 

 law] . Not normal ; not conformable with nature or 

 with the general rule. A. Pigmentation, any excess, 

 deficiency, or uncommon distribution of the natural pig- 

 ment cells in the rete mucosum. Sometimes caused arti- 

 ficially either by mechanical means, such as tattooing, 

 or by the reduction and deposition under the epidermis 

 of metallic salts administered as medicine.such as nitrate 

 of silver. 



Abnormalism (ab-nor / -mal-izm) [ab, away from ; nor- 

 ma, a law]. 1. Abnormality. 2. An abnormal thing or 

 structure. 



Abnormality (ab-nor-maV '-it-e) [ab, away from ; norma, 

 a law] . The quality of being abnormal ; a deformity 

 or malformation. 



Abnormity iab-nor 4 '-mit-e) . Same as Abnormality. 



Aboiement \ah-bivah-mong / ) [Fr.]. Barking; the in- 

 voluntary utterance of barking sounds. 



Abolition (ab-o-lish'-un) [abolitio] . Destruction ; cessa- 

 tion ; suspension, as of a physiological function. 



Abomasum(«^-o-«fl'-j«w) [«^,away; omasum, jtaunch] . 

 In biology, the reed or proper digestive stomach of 

 ruminating mammals. It is pyriform, lined by smooth 

 mucous membrane, which secretes gastric juice. Also 

 called "fourth," or "true," stomach; dried, it is 

 called rennet and used for coagulating milk. 



Aborad (ab- o f - rad) [ab, away from; os, mouth]. 

 Away from the mouth ; in an aboral situation or 

 direction. 



Aboral lab-o / -raf) [ab, away from ; os, mouth] . Op- 

 posite to, or remote from, the mouth. 



Aborally (ab-o / -ral-e) [ab, away from; os, mouth]. In 

 an aboral situation, direction, or manner. 



Aborigines {ab-or-ij' '-in-iz) [ab, from; origo (origin), 

 origin, beginning]. Primitive, autochthonous, native, 

 indigenous. 



Abort (ab-ort') [abortare, to miscarry]. I. To mis- 

 carry; to expel the fetus before it is viable. 2. To 

 prevent the full development, as of a disease. 3. To 

 come short of full development. 4. An abortion ; an 

 aborted fetus. 



Aborticide [ab-or'-tis-td) [abortus, a miscarriage : ca- 

 dere, to kill]. I. The killing of the unborn fetus 



