| AGROSTEMMAS | • AGROSTEMMA n. a European caryophyllaceous plant, aka corncockle. |
| ANALEMMAS | • analemmas n. Plural of analemma. • ANALEMMA n. (Greek) the figure-8 on a map showing the sun's seasonal course. |
| AXILEMMAS | • AXILEMMA n. the membrane that encloses the axons of a nerve cell, also AXOLEMMA. |
| AXOLEMMAS | • axolemmas n. Plural of axolemma. • AXOLEMMA n. the membrane that encloses the axons of a nerve cell, also AXILEMMA. |
| DILEMMAS | • dilemmas n. Plural of dilemma. • DILEMMA n. a position where each of two alternative courses (or of all the feasible courses) is eminently undesirable. |
| EMMAS | • emmas n. Plural of emma. • EMMA n. formerly, a signaller's name for the letter M. |
| LEMMAS | • lemmas n. Plural of lemma. • LEMMA n. (Latin) a type of proposition in logic. |
| MAREMMAS | • maremmas n. Plural of maremma. • MAREMMA n. (Italian) a marshy coastal region. |
| NEURILEMMAS | • neurilemmas n. Plural of neurilemma. • NEURILEMMA n. the delicate outer sheath of a nerve fiber, also NEUROLEMMA. |
| NEUROLEMMAS | • neurolemmas n. Plural of neurolemma. • NEUROLEMMA n. the delicate outer sheath of a nerve fiber, also NEURILEMMA. |
| PLASMALEMMAS | • plasmalemmas n. Plural of plasmalemma. • PLASMALEMMA n. a plasma membrane. |
| POLYLEMMAS | • polylemmas n. Plural of polylemma. • POLYLEMMA n. an argument forcing a choice between contradictory statements. |
| SARCOLEMMAS | • sarcolemmas n. Plural of sarcolemma. • SARCOLEMMA n. the cell membrane enclosing a muscle fibre. |
| STEMMAS | • stemmas n. Plural of stemma. • STEMMA n. (Greek) a diagram representing a reconstruction of the interrelationships between surviving witnesses in the (esp. manuscript) tradition of a text. |
| TRILEMMAS | • trilemmas n. Plural of trilemma. • TRILEMMA n. a dilemma-like position offering three choices. |