| ARBORICULTURE | • arboriculture n. The branch of horticulture concerned with the planting, growth, and maintenance of trees. • ARBORICULTURE n. the cultivation of trees and shrubs esp. for ornamental purposes. |
| 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. |
| ARBORICULTURAL | • arboricultural adj. Of or pertaining to the care, planting and maintenance of trees. • ARBORICULTURAL adj. relating to arboriculture. |
| ARBORICULTURES | • arboricultures n. Plural of arboriculture. • ARBORICULTURE n. the cultivation of trees and shrubs esp. for ornamental purposes. |
| 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. |
| ARBORICULTURIST | • arboriculturist n. A person who practices arboriculture; a tree surgeon. • ARBORICULTURIST n. one who practises arboriculture, the cultivation of trees and shrubs. |
| EXTRACURRICULAR | • extracurricular adj. Outside of the normal curriculum of an educational establishment. • extracurricular adj. Similarly outside of the normal duties of a job or profession. • extracurricular adj. (Informal) extramarital. |
| INFRASTRUCTURAL | • infrastructural adj. Of, relating to or originating in infrastructure. • INFRASTRUCTURAL adj. of or like an infrastructure. |
| 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. |
| PREAGRICULTURAL | • preagricultural adj. Before the advent of agriculture: before the late paleolithic era. • PREAGRICULTURAL adj. belonging to the period before the development of agriculture. |
| SUPERSTRUCTURAL | • superstructural adj. Of or pertaining to superstructure. • SUPERSTRUCTURAL adj. relating to superstructure. |
| ULTRASTRUCTURAL | • ultrastructural adj. Of or pertaining to ultrastructure. • ULTRASTRUCTURAL adj. relating to ultrastructure. |
| ULTRASTRUCTURES | • ultrastructures n. Plural of ultrastructure. • ULTRASTRUCTURE n. biological structure and esp. fine structure, as of a cell, not visible through an ordinary microscope. |