| ANALEMMA | • analemma n. A figure-eight curve that results when the Sun’s position in the sky is plotted out over the year at… • ANALEMMA n. (Greek) the figure-8 on a map showing the sun's seasonal course. |
| AXILEMMA | • AXILEMMA n. the membrane that encloses the axons of a nerve cell, also AXOLEMMA. |
| AXOLEMMA | • axolemma n. The surface membrane of an axon. • AXOLEMMA n. the membrane that encloses the axons of a nerve cell, also AXILEMMA. |
| DILEMMA | • dilemma n. A circumstance in which a choice must be made between two or more alternatives that seem equally undesirable. • dilemma n. A difficult circumstance or problem. • dilemma n. (Logic) A type of syllogism of the form "if A is true then B is true; if C is true then D is true; either… |
| LEMMA | • lemma n. (Mathematics) A proposition proved or accepted for immediate use in the proof of some other proposition. • lemma n. (Linguistics, lexicography) The canonical form of an inflected word; i.e., the form usually found as… • lemma n. (Psycholinguistics) The theoretical abstract conceptual form of a word, representing a specific meaning… |
| NEURILEMMA | • neurilemma n. The outer membranous covering of a nerve fiber. • NEURILEMMA n. the delicate outer sheath of a nerve fiber, also NEUROLEMMA. |
| NEUROLEMMA | • neurolemma n. (Neurology) the outermost nucleated cytoplasmic layer of Schwann cells that surrounds the axon of the neuron. • NEUROLEMMA n. the delicate outer sheath of a nerve fiber, also NEURILEMMA. |
| PLASMALEMMA | • plasmalemma n. (Biology) The cell membrane. • PLASMALEMMA n. a plasma membrane. |
| POLYLEMMA | • polylemma n. A circumstance in which a choice must be made between multiple options that seem equally undesirable. • POLYLEMMA n. an argument forcing a choice between contradictory statements. |
| SARCOLEMMA | • sarcolemma n. (Anatomy) A thin cell membrane that surrounds a striated muscle fibre. • SARCOLEMMA n. the cell membrane enclosing a muscle fibre. |
| TRILEMMA | • trilemma n. A circumstance in which a choice must be made between three options that seem equally undesirable. • trilemma n. A situation in which a choice must be made among three desirable options, only two of which are possible… • trilemma n. (Logic) An argument containing three alternatives, jointly exhaustive either under any condition(s)… |