| BIRTHROOTS | • birthroots n. Plural of birthroot. • BIRTHROOT n. a herbaceous plant with an astringent rootstock, said to have medicinal properties, also BIRTHWORT. |
| DIORTHOTIC | • diorthotic adj. Relating to the correcting or straightening out of something; corrective. • DIORTHOTIC adj. relating to the correcting or straightening out of something; corrective. |
| FRITHSTOOL | • frithstool n. (Historical) An Anglo-Saxon stone seat, placed near the altar of a church, which afforded protection… • frith␣stool n. Alternative form of frithstool. • FRITHSTOOL n. a seat in churches near the altar, to which offenders formerly fled for sanctuary. |
| HORTATIONS | • hortations n. Plural of hortation. • HORTATION n. the act of exhorting. |
| ORTHOEPIST | • orthoepist n. An expert at orthoepy: a person who studies the pronunciation of words, especially (historical) one… • orthoëpist n. Archaic spelling of orthoepist. • ORTHOEPIST n. one who is skilled in orthoepy. |
| ORTHOPTICS | • orthoptics n. The study and treatment of muscular irregularities of the eye. • ORTHOPTICS n. the science of correct vision. |
| ORTHOPTIST | • orthoptist n. One who practices orthoptics. • ORTHOPTIST n. one who practises orthoptics, the science of correct vision. |
| ORTHOTISTS | • orthotists n. Plural of orthotist. • ORTHOTIST n. one skilled in orthotics. |
| ORTHOTONIC | • orthotonic adj. Orthotone. • ORTHOTONIC adj. taking an accent in certain positions but not in others, also ORTHOTONE. |
| ORTHOTOPIC | • orthotopic adj. (Anatomy) in the normal position. • ORTHOTOPIC adj. of tissue grafts etc., done at the normal place. |
| THIXOTROPE | • THIXOTROPE n. a thixotropic substance. |
| THIXOTROPY | • thixotropy n. (Physics) The reduction of viscosity with increased shear. • thixotropy n. (Medicine) The property of certain gels whereby they become fluids when agitated and return to being… • THIXOTROPY n. the property of certain gels of becoming fluid when agitated and of reverting back to a gel when left to stand. |
| THROMBOTIC | • thrombotic adj. (Pathology) Of, pertaining to, or caused by thrombosis. • THROMBOTIC adj. relating to thrombosis. |
| TRICHOTOMY | • trichotomy n. Division or separation into three groups or pieces. • trichotomy n. (Algebra) the property of an order relation whereby, given an ordered pair of elements (of a given algebraic… • TRICHOTOMY n. division into three parts or categories. |