| ELAEOPTENE | • elaeoptene n. (Chemistry) The more liquid or volatile portion of certain oily substances, as distinguished from stearoptene… • ELAEOPTENE n. the liquid part of a volatile oil. | 
| ELAEOPTENES | • elaeoptenes n. Plural of elaeoptene. • ELAEOPTENE n. the liquid part of a volatile oil. | 
| ENCEPHALOCELE | • encephalocele n. (Medicine) A form of hernia of the brain and its membranes through an opening in the skull. • ENCEPHALOCELE n. a protrusion of a portion of the brain through the skull, where the bones are incomplete in infancy. | 
| ENCEPHALOCELES | • encephaloceles n. Plural of encephalocele. • ENCEPHALOCELE n. a protrusion of a portion of the brain through the skull, where the bones are incomplete in infancy. | 
| EPHEMEROPTERAN | • ephemeropteran n. (Zoology) Any insect of the order Ephemeroptera, the mayflies. • EPHEMEROPTERAN n. any insect of the mayfly family. | 
| EPHEMEROPTERANS | • ephemeropterans n. Plural of ephemeropteran. • EPHEMEROPTERAN n. any insect of the mayfly family. | 
| OPENHEARTEDNESS | • openheartedness n. Alternative form of open-heartedness. • open-heartedness n. Frankness; candor and sincerity. • open-heartedness n. Generosity and kindness. | 
| OPERATIVENESSES | • operativenesses n. Plural of operativeness. • OPERATIVENESS n. OPERATIVE, having the power of operating or acting. | 
| PAEDOGENESES | • PAEDOGENESIS n. reproduction by an infant or larval organism. | 
| PARTHENOGENESES | • parthenogeneses n. Plural of parthenogenesis. • PARTHENOGENESIS n. reproduction by a virgin or by means of an unfertilized egg. | 
| PREADOLESCENCE | • preadolescence n. The period between childhood and adolescence, between the ages of about 9 and 11 for girls, and 10 and 12 for boys. • PREADOLESCENCE n. the period of human development just preceding adolescence. | 
| PREADOLESCENCES | • PREADOLESCENCE n. the period of human development just preceding adolescence. | 
| SEROPREVALENCE | • seroprevalence n. The rate of seropositivity in a population; the proportion of a population whose blood serum tests positive… | 
| SEROPREVALENCES | • seroprevalences n. Plural of seroprevalence. | 
| SPERMATOGENESES | • spermatogeneses n. Plural of spermatogenesis. • SPERMATOGENESIS n. the formation of spermatozoa. | 
| WEAPONEERED | • weaponeered v. Simple past tense and past participle of weaponeer. • WEAPONEER v. to design weapons, especially nuclear weapons. |