| APLANATIC | • aplanatic adj. (Optics, of an optical system) Free from, or corrected for, spherical aberration and chromatic aberration. • APLANATIC adj. of a lens, free of spherical aberration. |
| PLANATION | • planation n. (Geology) The formation of a flat surface by erosion and deposition. • planation n. (Biology) The morphological transformation of a three-dimensional structure into a two-dimensional one… • PLANATION n. lateral erosion, as in a valley, by a running stream. |
| APLANATISM | • aplanatism n. (Optics) Freedom from spherical aberration. • APLANATISM n. freedom from spherical aberration. |
| PLANATIONS | • planations n. Plural of planation. • PLANATION n. lateral erosion, as in a valley, by a running stream. |
| APLANATISMS | • APLANATISM n. freedom from spherical aberration. |
| EXPLANATION | • explanation n. The act or process of explaining. • explanation n. Something that explains, makes understandable. • explanation n. A resolution of disputed points pursuant to discussion; a mutual clarification of disputed points; reconciliation. |
| EXPLANATIVE | • explanative adj. That serves to explain; explanatory. • EXPLANATIVE adj. serving to explain, also EXPLANATORY. |
| COMPLANATION | • COMPLANATION n. the state of being flattened. |
| EXPLANATIONS | • explanations n. Plural of explanation. • EXPLANATION n. the act of explaining. |
| APLANATICALLY | • APLANATIC adv. of a lens, free of spherical aberration. |
| COMPLANATIONS | • COMPLANATION n. the state of being flattened. |
| EXPLANATIVELY | • explanatively adv. In an explanative manner. • EXPLANATIVE adv. serving to explain, also EXPLANATORY. |
| PENEPLANATION | • peneplanation n. (Geology) The formation of a peneplain. • PENEPLANATION n. the state of being a peneplain. |
| PENEPLANATIONS | • peneplanations n. Plural of peneplanation. • PENEPLANATION n. the state of being a peneplain. |