GLOSSARY 



[L. means derived from Latin ; Gr. means derived from Greek. 

 The pages refer to the context of the book, where the word is 

 explained.] 



Acquirement, an acquired character. 



Adventitious (L. ad, to ; venire, to come), additional. 



Alg89 (L. alga, seaweed), a division of plants embracing seaweeds. 



Allelomorph, allelomorphic ;' (Gr. allelos, other ; morpht, form) 



(p. 124). 

 Amitosis (Gr. a, negative ; mitos, see mitosis), the process of direct 



cell-division (p. n). 



Amoeba (Gr. am&be, change), the lowest single-celled animal con- 

 stantly changing its form. 



Amoeboid (Gr. amcebe, eidos, form), like an amoeba. 

 Amphibian (Gr. amphi, both; bios, life), animals capable of living 



both in water and on land, as frogs, etc. 



Amphimixis (Gr. amphi, both ; mixis, mixture), sexual union (p. 45). 

 Amphioxus (Gr. amphi, both; oxys, sharp) , the lancelet fish, pointed 



at both ends. 

 Anabolism, anabolic (Gr. anabole, a rising up), the constructive 



process of assimilation in the body. 

 Anemone. See Sea-anemone. 

 Animalcule (L. animalculum), a small animal. 



Antenatal (L. ante, before; natalis, pertaining to birth), before birth. 

 Array (p. 156). 

 Arthropoda (Gr. arthron, joint; pous, pod-, foot), a class of animals 



with jointed feet, as insects, crabs, etc. 

 Asexual (Gr. a, negative, and sexual), without sex. 

 Assimilate (L. ad, to ; similis, like), to convert into a like substance, 



as food in our bodies. 

 Aster (Gr. aster), a star. 

 Atavism (L. atavus, a great-grandfather), reversion to an ancestral 



type (p. 81). 



Atrophy (Gr. a, negative ; trophe, nourishment), a wasting. 

 Autogamy (Gr. autos, self ; gamos, marriage) (p. 23). 



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