| ETHNOBIOLOGY | • ethnobiology n. (Biology) The study of the relationships between plants and animals and human cultures. • ETHNOBIOLOGY n. the branch of biology involving the study of the traditional uses of plants and animals in various human societies. |
| HISTORIOLOGY | • historiology n. (Obsolete) a discourse on history. • HISTORIOLOGY n. the study of history. |
| HOMOIOTHERMY | • homoiothermy n. (Biology) Alternative form of homeothermy. • HOMOIOTHERMY n. the maintenance of a constant body temperature, also HOMEOTHERMISM, HOMEOTHERMY, HOMOTHERMY. |
| HOMOPOLARITY | • HOMOPOLARITY n. the state of being homopolar. |
| HOMOZYGOSITY | • homozygosity n. The condition of being homozygous. • HOMOZYGOSITY n. the state of being homozygous, inheriting a given genetic factor from both parents. |
| HYPOTROCHOID | • hypotrochoid n. (Geometry) A geometric curve traced by a fixed point on the radius line outside one circle which rotates… • HYPOTROCHOID n. the curve traced by a point on the radius, or radius produced, of a circle rolling within another circle. |
| ORNITHOSCOPY | • ornithoscopy n. Birdwatching. • ORNITHOSCOPY n. bird watching. |
| PATHOBIOLOGY | • pathobiology n. (Biology) The branch of biology that deals with pathology with greater emphasis on the biological than… • pathobiology n. (Medicine) pathology (in any of its senses: study of disease, instance of disease, mechanism of disease). • pathobiology n. (Medicine) The biologic explanations of pathogenesis, to include both pathoanatomy and pathophysiology. |
| PHOTOBIOLOGY | • photobiology n. The study of the effects of light on living organisms, and on biological processes. • PHOTOBIOLOGY n. the study of the effects of light on organisms. |
| PHOTOCOPYING | • photocopying v. Present participle of photocopy. • photocopying n. The process by which photocopies are made. • PHOTOCOPYING n. the act of making a photocopy. |
| PROTOHISTORY | • protohistory n. The period between prehistory and history, during which a culture or civilization has not yet developed… • PROTOHISTORY n. the study of human beings in the times that immediately antedate recorded history. |
| STOECHIOLOGY | • stoechiology n. Alternative form of stoichiology. • stœchiology n. Scientific study of bodily elements. • stœchiology n. Treatise of physiological elements. |
| STOICHIOLOGY | • stoichiology n. The part of physiology that deals with the elements, or principles, composing animal tissues. • stoichiology n. (Logic) The doctrine of the elementary requisites of mere thought. • stoichiology n. The statement or discussion of the first principles of any science or art. |