| GORGONEION | • gorgoneion n. A representation of a gorgon’s head. • GORGONEION n. (Greek) a mask carved in imitation of a Gorgon's head. |
| HONEYMOONS | • honeymoons n. Plural of honeymoon. • honeymoons v. Third-person singular simple present indicative form of honeymoon. • honey␣moons n. Plural of honey moon. |
| IONOSONDES | • ionosondes n. Plural of ionosonde. • IONOSONDE n. an instrument for measuring ionization. |
| MONOGENOUS | • monogenous adj. (Biology) Relating to monogenesis. • monogenous adj. (Mathematics) Having a single differential coefficient considered as a rule of generation. • MONOGENOUS adj. of or pertaining to monogenesis; as, monogenous, or asexual, reproduction. |
| MONOGONIES | • MONOGONY n. asexual reproduction. |
| MONOPTERON | • monopteron n. (Architecture) A circular temple consisting of a roof supported on columns, without a cella. • MONOPTERON n. a circular temple with one ring of columns. |
| MONOTONIES | • monotonies n. Plural of monotony. • MONOTONY n. tedious sameness. |
| MONOTONISE | • MONOTONISE v. to make into a monotone, also MONOTONIZE. |
| MONOTONIZE | • monotonize v. (Transitive) To make monotonic. • monotonize v. (Transitive) To make monotonous. • MONOTONIZE v. to make into a monotone, also MONOTONISE. |
| MOONSTONES | • moonstones n. Plural of moonstone. • MOONSTONE n. a nearly pellucid variety of feldspar, showing pearly or opaline reflections from within. |
| MOTONEURON | • motoneuron n. A motor neuron. • MOTONEURON n. a neuron that passes from the central nervous system toward a muscle and conducts an impulse that causes movement. |
| NONAEROSOL | • nonaerosol n. That which is not an aerosol. |
| NONCOLORED | • noncolored adj. Not colored. • NONCOLORED adj. not coloured, also NONCOLOURED. |
| ODONTOGENY | • odontogeny n. (Biology) The generation, or mode of development, of the teeth. • ODONTOGENY n. the origin and development of teeth. |
| ONCOGENOUS | • ONCOGENOUS adj. relating to an oncogene, an agent producing cancerous tumours. |
| PONTOONERS | • pontooners n. Plural of pontooner. • PONTOONER n. a builder of pontoon bridges, also PONTONEER, PONTONIER, PONTONNIER. |
| SOLENODONS | • solenodons n. Plural of solenodon. • SOLENODON n. either of two species of singular West Indian insectivores, allied to the tenrec. |