LIST OF TECHNICAL TERMS. 289 



ag'-gre-gate (Lat. ad, to or together, and gregare, to collect into a flock), 

 al-i-men'-ta-ry (Lat. alimentarius, from alere, to nourish), 

 al'-u-let (Lat. alula, dim. of a/a, a wing). 

 am-bu-la'-crum, pi. ambulacra (Lat. ambulacrum, an alley), 

 a-moe'-ba, pi. amcebas (Gr. amoibe, a change), the proteus animalcule, 

 a-mce'-boid (Gr. amoibe, change, and eidos, form), like the amoeba, 

 am-pul'-la, pi. ampullce (Lat. ampulla, a flask). 



a-nab'-o-lisrn (Gr. anabole, something heaped up), constructive metab- 

 olism; assimilation. 



an-aes'-the-tize (Gr. an, privative, and aisthesis, feeling or sensation), 

 a'-nal (Lat. anus, the posterior opening of the alimentary canal), 

 a-nal'-o-gous (Gr. analogos, according to due ratio), 

 an'-chy-lose (Gr. angkuloun, to stiffen), fuse ; coossify. 

 an-i-mal'-cule (Lat. animal, and dim. ule), an infusorian ; a microscopic 



animal. 



an-ten'-na, pi. antennae, (Lat. antenna, a sail yard), the feeler of an insect, 

 an-ten'-nule, dim. of antenna. 



an-te-or'-bit-al (Lat. ante, before, and orbis, a circle), in front of the orbit, 

 an-te'-ri-or (Lat. anterior, cornp. of ante, before), fore ; front, 

 a'-nus (Lat. anus), vent. 

 a-or'-ta, pi. aortce (Gr. aorte). 

 a'-pex (Lat. apex}, tip or point. 



a-quif'-er-ous (Lat. aqua, water, and/erre, to carry), conducting water. 

 A-rach'-ni-da (Gr. arachne, a spider), spiders, 

 ar'-te-ry (Lat. arteria). 

 Ar-throp'-o-da (Gr. arthron, joint, and pous, podos, foot), joint-footed 



animals. 



a-ryt'-e-noid (Gr. arutaina, a ladle, and eidos, form), 

 as-sim'-i-late (Lat. ad, to, and simllare, to make like), to convert into 



a like substance. 

 as-sim'-i-la-tion (Lat. assimilatio, from ad, to, and similare, to make 



like), anabolism; constructive metabolism, 

 at'-las (Gr. Atlas, the god who bears up the pillars of heaven), first 



vertebra of the neck, sustaining the skull, whence the name, 

 at'-ro-phy (Gr. an, privative, and trephein, to nourish), a wasting-away. 

 au'-di-to-ry (Lat. auditorius, from audire, to hear), pertaining to the 



sense or organs of hearing, 

 au'-ri-cle (Lat. aura, ear, and dim. suffix). 

 A'-ves (Lat. sing. avis t a bird), birds, 

 ax'-i-al (Lat. axis). 

 ax'-il-lar (Lat. axilla, armpit), 

 bar'-bel (Fr. barbel, dim. of Lat. barbus, a beard)t 



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