| BIOGEOGRAPHY | • biogeography n. (Biology, geography, uncountable) The study of the geographical distribution of living things. • biogeography n. (Biology, geography, countable) The geographical distribution of a particular living thing. • BIOGEOGRAPHY n. the study of the geographical distribution of plants and animals. |
| BRONCHOSCOPY | • bronchoscopy n. (Medicine) A technique for viewing the bronchi using a flexible instrument called a bronchoscope. • BRONCHOSCOPY n. examination of the bronchi. |
| HYDROPHOBIAS | • hydrophobias n. Plural of hydrophobia. • HYDROPHOBIA n. the morbid fear of water, as in rabies victims. |
| HYDROPHOBOUS | • hydrophobous adj. Hydrophobic. • HYDROPHOBOUS adj. (obsolete) water-repellent. |
| HYPERBOLAEON | • hyperbolaeon n. (Music) The highest tetrachord. • HYPERBOLAEON n. a term in in Greek prosody. |
| HYPERBOLOIDS | • hyperboloids n. Plural of hyperboloid. • HYPERBOLOID n. a solid figure in which some of the plane sections are hyperbolas. |
| HYPNOPHOBIAS | • HYPNOPHOBIA n. an irrational fear of sleep. |
| HYPSOPHOBIAS | • HYPSOPHOBIA n. a fear of falling from high places. |
| NYCTOPHOBIAS | • NYCTOPHOBIA n. an irrational fear of the night or darkness. |
| 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. |
| PHOTOLYSABLE | • photolysable adj. Capable of photolysis. • PHOTOLYSABLE adj. capable of being photolysed, also PHOTOLYZABLE. |
| PHOTOLYZABLE | • photolyzable adj. Alternative form of photolysable. • PHOTOLYZABLE adj. capable of being photolyzed, also PHOTOLYSABLE. |
| PHYTOBENTHOS | • phytobenthos n. (Biology) benthic organisms that are plants or algae. • PHYTOBENTHOS n. plants living at the bottom of water collectively. |