GLOSSARY OF TECHNICAL TEEMS 



USED IN 



DESCRIPTIVE ORNITHOLOGY. 



A. 



Ab'domen (L. abdo'men), n. The belly. (Plate XI.) 

 Abdo'minal, (L. abdominaflis), a. Pertaining to the abdomen. 

 Aber'rant, (L. aber'rans), a. Deviating from the usual, or normal, 



character. 

 Abnor'mal (L. abnormaflis) , a. Of very unusual or extraordinary character. 



The opposite of normal. 

 Abor'tive (L. abor'tivus), a. Imperfectly developed. 

 Accessory, a. Joined to another thing; additional (as an accessory 



plume). 

 Accip'itres (L.), n. Plural of Accipiter ; also the name of a more or less 



artificial group of birds, including. the so-called "Birds of Prey," or 



Raptores of some authors. 

 Accip'itrine (L. accipitri'nus), a. Hawk-like. 



Acic'ular (L. acicula'ris), a. Needle-shaped. (Plate XIV. fig. 11.) 

 Acu'leate (L. aculea'tus), a. Slender-pointed. 

 Acu'minate (L. acumina'tus), a. Tapering gradually to a point. 

 Acute' (L. acu'tus), a. Sharp-pointed. 

 Adoles'cence, n. Youth. 

 Adult', n. As applied to birds, an individual which has attained the final 



or mature plumage. 

 Adult', a. In Ornithology, having reached the fully mature or final 



plumage. (A bird may be adult as regards organization without being 



of adult plumage.) 

 .ffistiv'al (L. (Estiva'lis), a. Pertaining to summer. 

 Aetomor'phae (L.), n. A nam (signifying "eagle-formed") proposed 



by Professor Huxley for the Birds of Prey (Raptores or Accipitres 



of other authors). 



