| IMPOSINGNESSES | • IMPOSINGNESS n. the state of being imposing. |
| MAGNETOSPHERES | • magnetospheres n. Plural of magnetosphere. • MAGNETOSPHERE n. a region of space surrounding a celestial object that is dominated by the object's magnetic field such that charged particles are trapped in it. |
| MOUSETRAPPINGS | • MOUSETRAPPING n. a range of techniques employed to stop users leaving a website. |
| OVERIMPRESSING | • overimpressing v. Present participle of overimpress. • OVERIMPRESS v. to impress excessively. |
| PHYSOSTIGMINES | • physostigmines n. Plural of physostigmine. • PHYSOSTIGMINE n. an alkaloid found in the Calabar bean used esp. in eye drops to reduce pressure inside the eyeball, aka eserine, also PHYSOSTIGMIN. |
| PNEUMOGASTRICS | • pneumogastrics n. Plural of pneumogastric. • PNEUMOGASTRIC n. the vagus. |
| PROGRESSIONISM | • PROGRESSIONISM n. sympathy with or advocacy of progress; belief that social or other evolution is towards higher or better things. |
| RAMPAGEOUSNESS | • rampageousness n. The quality of being rampageous. • RAMPAGEOUSNESS n. the state of being rampageous. |
| SPERMATOGENIES | • SPERMATOGENY n. the formation of spermatozoa. |
| SPERMATOGENOUS | • spermatogenous adj. (Physiology) Producing sperm. • SPERMATOGENOUS adj. relating to spermatogenesis, the formation of spermatozoa, also SPERMATOGENETIC, SPERMATOGENIC. |
| SPERMIOGENESES | • spermiogeneses n. Plural of spermiogenesis. • SPERMIOGENESIS n. the stage in spermatogenesis in which spermatozoa are formed from spermatids. |
| SPERMIOGENESIS | • spermiogenesis n. (Biology) The final stage of spermatogenesis. It involves the maturation of the spermatids into spermatozoa. • SPERMIOGENESIS n. the stage in spermatogenesis in which spermatozoa are formed from spermatids. |
| SPHINGOMYELINS | • sphingomyelins n. Plural of sphingomyelin. • SPHINGOMYELIN n. a phospholipid derived from sphingosine, occurring in cell membranes. |
| SPLENOMEGALIES | • splenomegalies n. Plural of splenomegaly. • SPLENOMEGALY n. abnormal enlargement of the spleen. |
| SUPERORGANISMS | • superorganisms n. Plural of superorganism. • super␣organisms n. Plural of super organism. • SUPERORGANISM n. an organized society (as of a social insect) that functions as an organic whole. |