Definitions
from The Century Dictionary.
- noun That kind of parthenogenesis in which only female offspring are produced.
 
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biology  A form of 
parthenogenesis in whichfemales are produced fromunfertilized eggs . 
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
From Ancient Greek θῆλυς ("female") + τόκος ("birth")
			
		
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Examples
- 
								
thelytoky: parthenogenesis in which only males are produced
Are Men Necessary? Douglas Hoffman 2005
 
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