Knight — viii — Dictionary 



at the least it is to be hoped that writers will not 

 continue to coin new words where suitable recog- 

 nised terms already exist. 



In compiling the dictionary, use has been made 

 of the books and scientific papers listed in the 

 bibliography. 



I wish to make grateful acknowledgement to 

 Dr. C. D. Darlington, F.R.S., and to Messrs. 

 J. & A. Churchill Ltd., for permission to reprint 

 a number of definitions from their book "Recent 

 Advances in Cytology"; I am also indebted to 

 the Macmillan Co. of New York for permission 

 to reprint a number of definitions from "The 

 Cell in Development and Heredity" by E. B. 

 Wilson. In addition, a few definitions have been 

 taken direct from "An Ecological Glossary" by 

 J. R. Carpenter (published by Messrs. Kegan 

 Paul, Trench, Trubner & Co. Ltd.) , "A Diction- 

 ary of Scientific Terms" by J. F. & W. D. Hen- 

 derson (published by Messrs. OUver & Boyd 

 Ltd.), "The Chromosomes" by M. J. D. White 

 (published by Messrs. Methuen & Co. Ltd.), 

 "Animal Breeding" by L. M. Winters (pub- 

 lished by Messrs. John Wiley & Sons, Inc.) and 

 from Volume 28 part 2 of the "Journal of Hered- 

 ity", and I am grateful to the authors and pub- 

 lishers concerned for permission to do this. 



I am indebted to Prof. R. A. Fisher, also to 

 Messrs. Oliver & Boyd Ltd. of Edinburgh, for per- 

 mission to reprint in abridged form (in Appen- 



