| CALORIST | • calorist n. (Historical) A scientist who favoured the caloric theory, dealing with the hypothetical medium of heat. • CALORIST n. a person who believes in the caloric theory. |
| DILATORS | • dilators n. Plural of dilator. • DILATOR n. something that dilates, also DILATER. |
| ISOLATOR | • isolator n. An electrical device that detects short circuits and isolates them. • isolator n. A device that isolates something from the surrounding environment to keep it sterile. • isolator n. A transparent box for holding small live animals. |
| LABORIST | • laborist n. A physician who aids labor and delivery but does not provide prenatal care. • laborist n. A supporter of workers’ rights. • LABORIST n. a supporter of workers' rights, also LABOURIST, LABORITE. |
| MORALIST | • moralist n. (Derogatory) One who bases all decisions on perceived morals, especially one who enforces them with censorship. • moralist n. A teacher of morals; a person who studies morality; a moral philosopher. • MORALIST n. a teacher of morality. |
| ORALISTS | • oralists n. Plural of oralist. • ORALIST n. one who practises oralism, the use of oral methods of teaching the deaf. |
| ORBITALS | • orbitals n. Plural of orbital. • ORBITAL n. an orbit. |
| ORLISTAT | • orlistat n. A drug designed to treat obesity. • ORLISTAT n. an orally administered drug that reduces the absorption of dietary fat by inhibiting the action of enzymes in the digestive system, used to treat obesity. |
| OSTIOLAR | • ostiolar adj. Of or pertaining to the ostiole. • OSTIOLAR adj. relating to an ostiole, a small opening. |
| ROYALIST | • royalist n. A monarchist (supporter of monarchy) or supporter of a particular royal régime. • royalist n. A legitimist, a supporter of a particular royal line, especially one in danger of being dispossessed… • ROYALIST n. a supporter of a monarch or monarchy. |
| SLIOTARS | • sliotars n. Plural of sliotar. • SLIOTAR n. (Irish) the ball used in hurling. |
| SOLARIST | • solarist n. (Derogatory) One who tends to overstate the role of the sun in explaining the roots of mythology. • SOLARIST n. one who practises solarism, excessive use of solar myths in explaining mythology. |
| SOLITARY | • solitary n. (Countable) One who lives alone, or in solitude; an anchorite, hermit or recluse. • solitary n. (Uncountable) Solitary confinement. • solitary n. (Uncountable) The state of being solitary; solitude. |
| SOTERIAL | • soterial adj. Of or pertaining to (usually Christian) salvation. • SOTERIAL adj. pertaining to salvation. |
| STROBILA | • strobila n. (Zoology) The jointed series of segments of the body of a tapeworm, posterior to the unjointed collum. • STROBILA n. (Greek) a stack of immature larval jellyfish formed on a scyphistoma by budding. |
| SUTORIAL | • sutorial adj. Pertaining to shoemakers or shoemaking. • sutorial adj. Pertaining to sewing. • SUTORIAL adj. relating to cobbling, also SUTORIAN. |
| TONSILAR | • tonsilar adj. Alternative spelling of tonsillar. • TONSILAR adj. relating to the tonsils, also TONSILLAR, TONSILLARY. |
| TOPRAILS | • toprails n. Plural of toprail. • TOPRAIL n. a top rail of e.g. an article of furniture. |