
1) Study of eggs
Found on
https://www.crosswordclues.com/clue/oology

Oology (or oölogy) is a branch of ornithology studying bird eggs, nests and breeding behaviour. The word is derived from the Greek `oion`, meaning egg. Oology can also refer to the hobby of collecting wild birds` eggs, sometimes called egg collecting, birdnesting or egging, which is now illegal in many jurisdictions. ==History== ===As a scienc......
Found on
http://en.wikipedia.org/wiki/Oology

study of eggs
Found on
http://phrontistery.info/o.html

• (n.) The science of eggs in relation to their coloring, size, shape, and number.
Found on
http://thinkexist.com/dictionary/meaning/oology/

Oology is the science dealing with birds' eggs. Oologists are concerned with the characteristics of the eggs, that is their shape, size, the colour and texture of the shell, and the number in a clutch etc. The shape and size of birds eggs varies greatly between species; the egg of the gold-crested wren being less than two centimetres in length and ...
Found on
http://www.probertencyclopaedia.com/browse/BO.HTM

Oology is the science of birds eggs in relation to their colouring, size, shape, and number. The term also describes the hobby of collecting eggs.
Found on
http://www.probertencyclopaedia.com/browse/GO.HTM

the study of eggs.
Found on
http://www.sialis.org/glossary.htm

Study of bird’s eggs
Found on
https://birds.iitk.ac.in/glossary?page=153
noun the branch of zoology that studies eggs (especially birds` eggs and their size, shape, coloration, and number)
Found on
https://www.encyclo.co.uk/local/20974

the branch of ornithology that studies birds' eggs.
Found on
https://www.infoplease.com/dictionary/oology
No exact match found.