| ANTITHEORETICAL | • antitheoretical adj. Opposing theory. • ANTITHEORETICAL adj. opposed to the theoretical. |
| AUTHORITATIVELY | • authoritatively adv. In an authoritative manner, being worthy of trust. • AUTHORITATIVE adv. having or proceeding from authority. |
| BLOODTHIRSTIEST | • bloodthirstiest adj. Superlative form of bloodthirsty: most bloodthirsty. • BLOODTHIRSTY adj. eager for bloodshed. |
| METATHEORETICAL | • metatheoretical adj. Of or pertaining to metatheory, the theory of theories. • METATHEORETICAL adj. relating to metatheory. |
| PHOTOELASTICITY | • photoelasticity n. A technique for studying and measuring the stresses and strains in an object by means of mechanical birefringence. • PHOTOELASTICITY n. the state of being photoelastic. |
| STADTHOLDERATES | • stadtholderates n. Plural of stadtholderate. • STADTHOLDERATE n. the office of stadtholder, also STADHOLDERATE, STADHOLDERSHIP, STADTHOLDERSHIP. |
| STEPMOTHERLIEST | • STEPMOTHERLY adj. like a stepmother. |
| TETARTOHEDRALLY | • TETARTOHEDRAL adv. having one fourth the number of planes required by complete symmetry. |
| TETRAETHYLLEADS | • tetraethyl␣leads n. Plural of tetraethyl lead. • TETRAETHYLLEAD n. a colourless oily insoluble liquid formerly used in petrol to prevent knocking. |
| TETRAMETHYLLEAD | • tetramethyllead n. (Organic chemistry) A compound with chemical formula C4H12Pb, used as an antiknock additive for gasoline. • TETRAMETHYLLEAD n. a volatile poisonous liquid used esp. formerly as an antiknock agent. |
| THALATTOCRACIES | • thalattocracies n. Plural of thalattocracy. • THALATTOCRACY n. sovereignty of the seas, also THALASSOCRACY. |
| THAUMATOLATRIES | • THAUMATOLATRY n. the worship of miracles or wonders. |
| THEATRICALITIES | • theatricalities n. Plural of theatricality. • THEATRICALITY n. the state of being theatrical. |
| THERMOSTABILITY | • thermostability n. (Uncountable) The condition of being thermostable. • thermostability n. (Countable) The extent to which something is thermostable. • THERMOSTABILITY n. the state of being thermostable. |