| HELIOSCIOPHYTE | • HELIOSCIOPHYTE n. a plant that thrives in sun better than shade. |
| HELIOTHERAPIES | • heliotherapies n. Plural of heliotherapy. • HELIOTHERAPY n. medical treatment by exposure to the sun's rays. |
| HEMISPHEROIDAL | • hemispheroidal adj. Approximating a hemisphere in shape. • HEMISPHEROIDAL adj. in the form of a half-sphere. |
| HEPHTHEMIMERAL | • hephthemimeral adj. (Poetry) Of or relating to a hephthemimer. • HEPHTHEMIMERAL adj. relating to a hephthemimer. |
| HETEROPHYLLIES | • HETEROPHYLLY n. the state of being heterophyllous. |
| HYDROCEPHALIES | • hydrocephalies n. Plural of hydrocephaly. • HYDROCEPHALY n. an accumulation of serous fluid within the cranial cavity, also HYDROCEPHALUS. |
| ORTHOCEPHALIES | • ORTHOCEPHALY n. the state of being orthocephalic. |
| PHENETHYLAMINE | • phenethylamine n. (Uncountable, organic chemistry) An aromatic amine which is a colorless liquid at room temperature. • phenethylamine n. (Countable, organic chemistry) Any of a group of compounds derived from that amine. • phenethylamine n. (Biochemistry) A monoamine neurotransmitter and neuromodulator found in the brain. |
| PHENYLEPHRINES | • phenylephrines n. Plural of phenylephrine. • PHENYLEPHRINE n. an agent used in the form of its hydrochloride as a vasoconstrictor. |
| PHENYLTHIOUREA | • phenylthiourea n. Phenylthiocarbamide. • PHENYLTHIOUREA n. a crystalline compound used to test for the presence of a certain dominant gene (the compound tasting bitter to those who possess the gene). |
| PHILADELPHUSES | • philadelphuses n. Plural of philadelphus. • PHILADELPHUS n. a flowering shrub, aka mock orange. |
| PHILHELLENISMS | • philhellenisms n. Plural of philhellenism. • PHILHELLENISM n. a love of Greece. |
| PHILHELLENISTS | • Philhellenists n. Plural of Philhellenist. • PHILHELLENIST n. one who loves Greece, also PHILHELLENE. |
| PHILOSOPHERESS | • philosopheress n. (Rare) A female philosopher. • PHILOSOPHERESS n. a female philosopher, also PHILOSOPHESS. |
| PHILOSOPHESSES | • philosophesses n. Plural of philosophess. • PHILOSOPHESS n. a female philosopher, also PHILOSOPHERESS. |
| PHLEBOGRAPHIES | • phlebographies n. Plural of phlebography. • PHLEBOGRAPHY n. radiography of a vein after injection of a contrast medium, aka venography. |
| RHINENCEPHALIC | • rhinencephalic adj. (Anatomy) Of or pertaining to the rhinencephalon. • RHINENCEPHALIC adj. relating to the rhinencephalon, the olfactory lobe of the brain. |
| RHINENCEPHALON | • rhinencephalon n. (Anatomy) The part of the brain involved with olfaction. • RHINENCEPHALON n. the olfactory lobe of the brain. |
| SENESCHALSHIPS | • seneschalships n. Plural of seneschalship. • SENESCHALSHIP n. the office of seneschal. |