| ARBORICULTURIST | • arboriculturist n. A person who practices arboriculture; a tree surgeon. • ARBORICULTURIST n. one who practises arboriculture, the cultivation of trees and shrubs. |
| INFRASTRUCTURAL | • infrastructural adj. Of, relating to or originating in infrastructure. • INFRASTRUCTURAL adj. of or like an infrastructure. |
| INTERCURRENTLY | • intercurrently adv. In an intercurrent way. • INTERCURRENT adv. occurring during an existing disease. |
| MACROSTRUCTURAL | • macrostructural adj. Relating to macrostructure. • MACROSTRUCTURAL adj. of or like a macrostructure. |
| MICROSTRUCTURAL | • microstructural adj. Relating to a microstructure. • MICROSTRUCTURAL adj. relating to microstructure. |
| PRETERNATURAL | • preternatural adj. Beyond or not conforming to what is natural or according to the regular course of things; strange. • preternatural adj. (Dated) Having an existence outside of the natural world. • PRETERNATURAL adj. existing outside of nature. |
| PRETERNATURALLY | • preternaturally adv. In a preternatural manner; beyond what could possibly be natural. • PRETERNATURAL adv. existing outside of nature. |
| SUBTERRESTRIAL | • subterrestrial adj. Under the earth; subterranean. • subterrestrial n. One who lives under the earth. • SUBTERRESTRIAL adj. existing underground. |
| SUBTERRESTRIALS | • subterrestrials n. Plural of subterrestrial. • SUBTERRESTRIAL n. a subterrestrial person or thing. |
| SUPERSTRUCTURAL | • superstructural adj. Of or pertaining to superstructure. • SUPERSTRUCTURAL adj. relating to superstructure. |
| THERMOREGULATOR | • thermoregulator n. Any organism that carries out thermoregulation. • thermoregulator n. A device that assists with thermoregulation, e.g. for a newborn infant. • THERMOREGULATOR n. a device, such as a thermostat, for the regulation of temperature. |
| TRANSURETHRAL | • transurethral adj. Performed through the urethra. • TRANSURETHRAL adj. carried out via the urethra. |
| TRITUBERCULAR | • tritubercular adj. Having or designating teeth with three cusps or tubercles; tricuspid. • tritubercular adj. Relating to trituberculy. • TRITUBERCULAR adj. having three tubercles or cusps, also TRITUBERCULATE. |
| ULTRAMARATHONER | • ultramarathoner n. (Athletics) Someone who participates in ultramarathons. • ULTRAMARATHONER n. one who runs an ultramarathon, a footrace longer than a marathon. |
| ULTRAMICROMETER | • ultramicrometer n. A very precise micrometer. • ULTRAMICROMETER n. a micrometer for measuring extremely small distances. |
| ULTRASTRUCTURAL | • ultrastructural adj. Of or pertaining to ultrastructure. • ULTRASTRUCTURAL adj. relating to ultrastructure. |
| ULTRASTRUCTURE | • ultrastructure n. (Biology) The fine, detailed structure of a biological specimen that can only be observed by electron microscopy. • ULTRASTRUCTURE n. biological structure and esp. fine structure, as of a cell, not visible through an ordinary microscope. |
| ULTRASTRUCTURES | • ultrastructures n. Plural of ultrastructure. • ULTRASTRUCTURE n. biological structure and esp. fine structure, as of a cell, not visible through an ordinary microscope. |
| UNTERRESTRIAL | • unterrestrial adj. Not terrestrial. • UNTERRESTRIAL adj. not terrestrial. |