| HEMICRYPTOPHYTE | • hemicryptophyte n. (Botany) Any plant whose buds rest on the surface, being protected in various ways. • HEMICRYPTOPHYTE n. any perennial plant that bears its overwintering buds at soil level, where they are often partly covered by surface debris. |
| HYPOTHETICALLY | • hypothetically adv. In a hypothetical way; as a hypothesis. • hypothetically adv. Used to introduce a proposition to discussion without commitment to its truth. • HYPOTHETICAL adv. being or involving a hypothesis. |
| ICHTHYODORYLITE | • ICHTHYODORYLITE n. a fossilised fish-spine, also ICHTHYODORULITE. |
| ICHTHYOLATRY | • ichthyolatry n. The worship of fish, or of fish-shaped idols. • ICHTHYOLATRY n. the worship of fish. |
| ORTHOPSYCHIATRY | • orthopsychiatry n. (Psychiatry) branch of psychiatry concerned with the prevention of mental illness, especially in the young. • ORTHOPSYCHIATRY n. preventive psychiatry for young people. |
| PHOTOTYPOGRAPHY | • phototypography n. A photomechanical method of printing made to resemble traditional metal typography. • PHOTOTYPOGRAPHY n. any printing process involving the use of photography. |
| PHYTOCHEMISTRY | • phytochemistry n. (Chemistry, botany) The scientific study of the chemicals found in plants. • phytochemistry n. (Botany) The collection of chemicals and chemical processes found in a particular plant. • PHYTOCHEMISTRY n. the chemistry of plants. |
| PHYTOPATHOLOGY | • phytopathology n. The study of plant diseases; plant pathology. • PHYTOPATHOLOGY n. plant pathology. |
| PHYTOTHERAPY | • phytotherapy n. (Medicine) The use of plant extracts for medical purposes. • PHYTOTHERAPY n. the treatment of the diseases of plants. |
| RHYTHMICITY | • rhythmicity n. The quality or state of having a rhythm. • RHYTHMICITY n. the state of being rhythmic or of responding rhythmically. |
| STICHOMYTHY | • STICHOMYTHY n. dialogue in alternate lines, also STICHOMYTHIA. |
| TACHYARRHYTHMIA | • tachyarrhythmia n. (Cardiology) pathological tachycardia. • TACHYARRHYTHMIA n. arrhythmia characterized by a rapid irregular heartbeat. |