INDEX 



891 



ACTIVATOR, fik'ttvator (L. ago, agere,.. 

 to drive). From active producing 



action 823 



ACTIVE POLE, definition of 105 



ACUTIFOLIUM, acutifol'ium (L. acuo, 



sharpen -f- folium, leaves) 216 



A species of Sphagnum. 

 ADAPTATION, adapta'shun (L. adap- 

 tare, to fit to). The adjustment to 



circumstances 45, 316 



ADAPTIVE SPECIALIZATION 716 



ADELOCHORDA, adelokor'da (G. 

 adelos, not evident + chorde, a 



cord ) , definition of . . '. 639 



ADENOID, Ad'enoid (G. aden, gland 



-f- eidos, shape), definition of Ill 



ADEQUAL, ade'qual (L. ad, to + 



aequus, equal ) 447 



Pertaining to the addition of sim- 

 ilar forms. 



ADHERENCE THEORY, adhe'rens the'- 

 ory (L. ad, to -f naerere, to stick), 



definition of 122 



ADIPOSE, ad'ipos (L. adeps, fat), 



definition of Ill 



ADOLESCENCE, adoles'ens (L. ad 



ulescens, young), definition of 620 



ADORAL, ado'ral (L. ad, to -f os, oris, 



mouth ) 155 



Situated at or near the mouth. 

 ADRENAL BODIES, addree'nal (L. 



ad, upon ; renes, kidneys ) 53 



ADRENALIN, addren'al'yn 53 



A crystalline substance obtained 

 from suprarenal extract. 

 ADSORPTION, adsorp'shon (L. ad, to 



+ sorptio, sucking up) 



ADVEHENT, ad'vehent (L. ad, to + 



vehens, carrying) 601, 798 



AEPYORNITHIFORMES, epiorntth'i- 

 formez (G. aipys, high, -f- ornis, 



bird + forma, form) 425 



AERATED, a'erat (G. aer, air) 321 



To expose to the air. 

 AEROBIC, aero'bik (G. aer, air + 



fiio.9, life) 



AESTIVATION, estiva'shon (L. aes- 



tivare, to pass the summer ) 262 



AESTIVO-AUTUMNAL, este'voatum'- 

 nal (L.- aestivus, summery -f- autum- 



nalis, belonging to autumn) 133 



AFFECTIONS, affekshons (L. affectio, 



a state of mind), definition of 174 



AFFECTOR, aff'ekter (L. afficere, to 



act upon), definition of 177 



AFFERENT, aff'errent (L. ad, to; fero, 

 bear ) 



AGASSIZ, a'gasee', Jean Louis Ro- 

 dolphe 380, 415 



AGGLUTINATION, aglutina'shon (L. 

 agglutinare, paste to), definition of.200 



AGLOSSA, aglo'sa (G. aglossos, 



tongueless ) , definition of 650 



AIR-SACS OF INSECTS 329, 359 



ALAE TEMPORALES, aletempora'les 

 (L. ala, the wing, pi. alae + tem- 



pora, temples ) 687 



ALBERTUS MAGNUS 377 



ALCYONACEA, al'sldna'sea 420 



An order of Alcyonaria. 

 ALCYONARIA, al"siona'ria ( G. 



alky on, a kingfisher) 256, 420 



ALEXIN, alek'sm (G. alexein, to ward 



off ) , definition of : ... 199 



ALGAE, al'je (L. alga, seaweed; pi. 



algae) , definition of 203 



ALIMENTARY CANAL, alimen'tary 

 kanal' (L. alimentarius, pertaining 



to food; canalis, channel) 267 



A LI 8 M A PL A A 7 TA GO A Q UA TIC A , 

 alis'ma planta'goakwat'ika (G. 

 alisma, a water plant + L. plantago, 

 plantain -f- aquations, pertaining to 



water ) 245 



ALISPHENOID, alisfe'noid (L. ala, 

 wing + G. sphenoeides, wedge- 

 shaped) 695 



ALKALINE GLAND, al'kalin or Hn 



(F. alcalin) 361 



ALLANTOIC VESICLE, alanto'ik ves- 

 ik'l (see allantois -f- L. vesicula, lit- 

 tle blister ) , definition of 488 



ALLANTOIDA, alantoi'da (G. allan- 



toeides, sausage shaped) 663 



ALLANTOIS, alan'tois (G. alias, sau- 

 sage; eidos, form) 65 



ALLIGATOR, brain of, al'ligater (Sp. 

 El lagarto, lizard; L. Lacertus, 



lizard) 862 



ALLOGROMIA, alogro'mea 148 



An order of the Foraminifera. 

 ALLOLOBOPHORA FOETIDA, alolo- 

 bof'ora feti'da (G. allos, other + 

 lolos, pool + phora, fruit crop, + 

 L. foetidus, stinking), definition of. 281 

 ALTERNATION OF GENERATIONS 



IN HYDRA 251 



ALTERNATION OF GENERATIONS 



IN INSECTS 346 



ALTERNATIONS OF GENERATIONS 



IN PLANTS 225 



ALVEOLI OF LUNG, alvee'ohlie (L. 



a little cavity ) ! : . . . . 63 



ALVEOLUS OF TOOTH, alve'olus (L. 

 alveolus, a small hollow), definition 



of 733 



ALYTES OBSTETRICANS, al'itez 

 (G. alytos, continuous, -f o"bstetri- 



care, to be a midwife) 650 



AMARYLLIS, amaril'is (G. amarys- 

 sein, to sparkle, or L. + G. amaryc- 

 lis, name of shepherdess ) 24$ 



