| HAEMOPTYSES | • haemoptyses n. Plural of haemoptysis. • hæmoptyses n. Plural of hæmoptysis. • HAEMOPTYSIS n. the spitting or coughing up of blood from the lungs. |
| HAEMOPTYSIS | • haemoptysis n. (British spelling) Alternative spelling of hemoptysis. • hæmoptysis n. Obsolete form of hemoptysis. • HAEMOPTYSIS n. the spitting or coughing up of blood from the lungs. |
| HYALOPLASMS | • hyaloplasms n. Plural of hyaloplasm. • HYALOPLASM n. the clear fluid part of protoplasm. |
| HYPEROSMIAS | • HYPEROSMIA n. an abnormally acute sense of smell. |
| HYPOCORISMS | • hypocorisms n. Plural of hypocorism. • HYPOCORISM n. the use of a pet name or nickname, also HYPOCORISMA. |
| HYPSOMETERS | • hypsometers n. Plural of hypsometer. • HYPSOMETER n. an instrument for measuring height of trees through triangulation. |
| MYSOPHOBIAS | • mysophobias n. Plural of mysophobia. • MYSOPHOBIA n. an irrational fear of dirt. |
| MYTHOPOESES | • mythopoeses n. Plural of mythopoesis. • MYTHOPOESIS n. the making of myths. |
| MYTHOPOESIS | • mythopoesis n. Creation of myth. • MYTHOPOESIS n. the making of myths. |
| PHOTOSYSTEM | • photosystem n. (Biochemistry) Either of two biochemical systems, active in chloroplasts, that are part of photosynthesis. • PHOTOSYSTEM n. either of two photochemical reaction centers consisting chiefly of photosynthetic pigments complexed with protein and occurring in chloroplasts. |
| POLYTHEISMS | • polytheisms n. Plural of polytheism. • POLYTHEISM n. belief in multiple deities. |
| PSYCHOGRAMS | • psychograms n. Plural of psychogram. • PSYCHOGRAM n. writing supposedly produced under influence of spirits. |
| PSYCHOPOMPS | • psychopomps n. Plural of psychopomp. • PSYCHOPOMP n. a guide of souls, one who escorts the soul of a newly-deceased to the afterlife. |
| SCYPHISTOMA | • scyphistoma n. (Zoology) The young attached larva of Discophora in the stage when it resembles a hydroid, or actinian. • SCYPHISTOMA n. the fixed polypoid stage in the life cycle of a scyphozoan, which reproduces asexually by budding or strobilation. |
| STAPHYLOMAS | • staphylomas n. Plural of staphyloma. • STAPHYLOMA n. a protrusion of any part of the globe of the eye; as, a staphyloma of the cornea. |
| STASIMORPHY | • stasimorphy n. Any deviation from the normal form of a bodily organ due to arrested development. • STASIMORPHY n. structural modification by arrested development. |
| SYMPHONIONS | • symphonions n. Plural of symphonion. • SYMPHONION n. a combination of piano and harmonium. |
| SYMPHONIOUS | • symphonious adj. Of or pertaining to simultaneous sounds that are harmonious together. • SYMPHONIOUS adj. agreeing esp. in sound. |
| SYMPHONISTS | • symphonists n. Plural of symphonist. • SYMPHONIST n. a composer or (rarely) performer of symphonies. |
| SYMPOSIARCH | • symposiarch n. (Historical, Ancient Greece) The master of a feast. • SYMPOSIARCH n. the master, director, etc. of a feast or conference. |