| DYOTHELISMS | • DYOTHELISM n. the doctrine that Christ on earth had two will, human and divine, also DIOTHELISM, DITHELETISM, DITHELISM. |
| HAEMOLYSINS | • haemolysins n. Plural of haemolysin. • HAEMOLYSIN n. any substance, esp. an antibody, that causes the breakdown of red blood cells, also HEMOLYSIN. |
| 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. |
| HEMATOLYSIS | • hematolysis n. Hemolysis. • HEMATOLYSIS n. the disintegration of red blood cells, with the release of haemoglobin, occurring in the living organism or in a blood sample, also HAEMATOLYSIS. |
| HOMOSTYLIES | • HOMOSTYLY n. in flowers, the existence of styles of only one length. |
| HOMOZYGOSIS | • homozygosis n. Zygosis involving gametes that share at lease one common allele. • HOMOZYGOSIS n. the condition of being a homozygote. |
| HYLOTHEISMS | • HYLOTHEISM n. the doctrine that there is no God but matter and the universe. |
| 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. |
| MYSOPHOBIAS | • mysophobias n. Plural of mysophobia. • MYSOPHOBIA n. an irrational fear of dirt. |
| MYTHOPOESIS | • mythopoesis n. Creation of myth. • MYTHOPOESIS n. the making of myths. |
| POLYTHEISMS | • polytheisms n. Plural of polytheism. • POLYTHEISM n. belief in multiple deities. |
| 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. |
| 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. |
| SYNCHRONISM | • synchronism n. The state of being synchronous. • synchronism n. A temporal relationship between events. • synchronism n. The tabular arrangement of contemporary events etc. in history. |
| THERMOLYSIS | • thermolysis n. (Chemistry) The dissociation or decomposition of a material as a result of being heated. • thermolysis n. (Physiology) The dissipation of heat from the body, especially by evaporation or radiation. • THERMOLYSIS n. decomposition caused by heat. |