Skip to content A B C D E F G H I J K L M N O P Q R S T U V W X Y Z spermatophore A spermospore. spermatophoric Relating to spermatophores spermatophorous Producing seed or sperm; seminiferous. spermatophylax A nutritive bolus ejected by some male insects during copulation spermatophyte Any plant that bears seeds rather than spores spermatophytic Relating to spermatophytes. spermatoproteasome A proteasome present in the testes of some rodents spermatorrhoea Abnormal emission of the semen without copulation. spermatostyle A rod, produced by some beetles, on which sperm is embedded spermatotheca Synonym of spermatheca. spermatothecal Relating to the spermatotheca. spermatotoxic toxic to spermatozoa spermatotoxicity The quality of being spermatotoxic. spermatotoxin Any spermatotoxic substance. spermatovum A fecundated ovum. spermatozoal Of or pertaining to spermatozoa spermatozoan Of or pertaining to spermatozoa. spermatozoic Of or pertaining to spermatozoa; of the nature of spermatozoa. spermatozoid A motile, ciliated male gamete produced in the antheridium of an alga, fern or gymnosperm. spermatozoon A reproductive cell or gamete of a male, carried in semen, that fertilizes an ovum to produce a zygote. spermaturia presence of sperm in the urine spermed Having (or having the characteristics associated with) a specified form of sperm Spermezeu A commune of Bistrița-Năsăud County, Romania. spermhead The head (main part) of a sperm cell spermiate To release from Sertoli cells into the seminiferous tubule lumen prior to passage to the epididymis. spermiation The release of mature spermatozoa from Sertoli cells spermic Of or pertaining to sperm. spermicidal Having the ability to kill sperm. spermicide A substance used for killing sperm. spermidine The triamine N-(3-aminopropyl)butane-1,4-diamine, originally obtained from semen, that is involved in cell metabolism. spermidium An achene. spermiducal Relating to the spermiduct or vas deferens. spermiduct Synonym of vas deferens. spermies sperm, spermatozoa sperminated Reacted or polymerized with spermine sperminator A man who impregnates a woman or women. spermine A polyamine, N,N'-bis(3-aminopropyl) butane-1,4-diamine, originally extracted from sperm, that is involved in cellular metabolism. spermiogenesis The final stage of spermatogenesis. It involves the maturation of the spermatids into spermatozoa. spermiogenetic spermiogenic spermiogenic Relating to spermiogenesis spermiogram Synonym of semenogram. spermiostasis The abnormal accumulation of spermatozoa in the epididymides and ductus deferens (of horses) spermiostatic That reduces the motility of sperm spermioteleosis The development of the spermatogonium following spermiogenesis spermiotoxic toxic to spermatozoa spermiotoxicity The condition of being spermiotoxic spermism The belief, held by spermists, that the male sperm holds the whole germ of the future animal. spermist One who believed that the complete human being was contained in the sperm rather than the ovum. spermjacking The practice where a woman surreptitiously collects a man's sperm after sex (e.g. from a used condom), or stops using birth control without telling her male partner, in order to impregnate herself. spermless Without sperm. spermlessness Absence of sperm. spermlike Resembling sperm or an individual sperm. spermoblast a spermatocyte spermococcus The nucleus of a spermatozoon spermoderm A seed coat or testa. spermoduct Synonym of vas deferens spermogenous Synonym of spermatogenous. spermogonial Relating to the spermogonium. spermogonium A conceptacle of certain lichens, containing spermatia. spermology The study of seeds. spermophagia The ingestion of semen. spermophagy Synonym of spermatophagy. spermophile A terrestrial burrowing rodent; ground squirrel. spermophobia The fear of semen. spermophorum A seminal vesicle. spermophytic Synonym of spermatophytic spermoplasm The cytoplasm of spermatozoa spermosphere A mass or ball of cells formed by the repeated division of a spermospore, each spermoblast of which is converted into a spermatozoid. spermospore The male germinal or seminal cell, from the breaking up of which the spermoblasts are formed and ultimately the spermatozoids. spermostrychnine The alkaloid 1-(16-methyl-15-oxa-1,11-diazahexacyclo[15.3.1.0^(4,12).0^(4,20).0^(5,10).0^(13,18)]henicosa-5,7,9-trien-11-yl)ethanone spermous Of, relating to, or resembling sperm. spermule A spermatozoon. spermy Resembling or characteristic of sperm. Sperner A surname from German. Spero A surname. speromagnet Any speromagnetic material speromagnetic Describing a material in which the spins are aligned in fixed but random alignments due to the local magnetic anisotropy. speromagnetism The quality of being speromagnetic. speronara A small, usually single-masted, sailing boat, used especially for transport between Sicily and Malta, remaining in use along the coast of Sicily until the mid-20th century. speronaro A kind of Sicilian open boat. Sperri A surname from German. Sperring A surname. Sperry A surname. sperrylite An isometric-diploidal tin white mineral containing arsenic and platinum. sperse To disperse. spertiniite An orthorhombic-pyramidal mineral containing copper, hydrogen, and oxygen. spesh special speshul special spesmilo An obsolete unit of Esperanto international currency (symbol ⟨₷⟩ or ⟨Sm⟩) with the value of one thousand spesoj. speso An obsolete unit of Esperanto international currency. spesolimab A monoclonal antibody used to treat psoriasis and similar conditions spessartine A type of garnet, a neosilicate of manganese and aluminium with the chemical formula Mn₃²⁺Al₂(SiO₄)₃. spet spittle spetch A piece of skin used in making glue. spetchel A levee or dike made from stones laid in horizontal rows with a bed of thin turf between each of them. spetchell An artificial chalk hill, typically formed through the dumping of chalk-rich industrial waste, which creates a sort of artificial limestone grassland. spetches The cuttings, shavings and other refuse of animal hides, used to make glue. Spetchley A hamlet and civil parish in Wychavon district, Worcestershire, England (OS grid ref SO8954). Speth A surname from German. Spetisbury A village and civil parish in north Dorset, England (OS grid ref ST9102). Spetses An island in the Argosaronic Spetsnaz Special forces in Russia and other post-Soviet states. spettle Spittle. spetum A medieval long spear with two sharp tapering blades projecting forward at roughly around 45 degrees with the blunt side facing the opponent. Spevak A surname. spew To eject forcibly and in a stream. spewage The act of spewing, or material that is spewed out. spewer A person or thing that spews. spewiness The state of being spewy. spewing Material spewed or vomited. spewn That has been spewed spewsome Characterised or marked by spewing; (by extension) unpleasant enough to make one retch; loathsome, nauseating, disgusting; ugly. spewy Feeling like vomiting; nauseous. spey A major river in Highland council area and Moray council area, Scotland, that flows to the Moray Firth. Speyer An independent town in Rhineland-Palatinate, Germany. Speyside An area along the River Spey in Highland council area, Scotland. Spezia The Gulf of La Spezia in Italy. Spezian Of or relating to La Spezia in Italy. spezzato An outfit that combines a suit jacket of one color or style and pants of another. SPFs System for Transfer of Financial Messages, Russia's alternative solution to SWIFT. sphacel Gangrene. sphacelate To affect with gangrene, cause to gangrene, mortify. sphacelation The process of becoming or making gangrenous; mortification. sphacelismus sphacelation; necrosis sphacelotoxin Synonym of sphacelic acid. sphacelus A gangrenous part. sphaeraphis A spherical aggregation of raphides in a plant cell sphaerexochine Any trilobite of the genus Sphaerexochus. sphaeriaceous Of or relating to the Sphaeriaceae. sphaeridial Relating to the sphaeridium. sphaeridium Synonym of capitulum. sphaeriid Any in the family Sphaeriidae of clams. sphaerioid Synonym of sphaeriaceous. sphaeristerium A large open space connected with the Ancient Roman thermae, for exercise with balls after the bather had been anointed. sphaeritid Any beetle in the family Sphaeritidae. sphaerobertrandite A monoclinic-sphenoidal mineral containing beryllium, hydrogen, oxygen, and silicon. sphaerobismoite A tetragonal mineral containing bismuth and oxygen. sphaerocerid Any the family Sphaeroceridae of flies. sphaerocerine Any fly of the subfamily Sphaerocerinae sphaeroclonal Relating to sphaeroclones sphaeroclonar Relating to sphaeroclones sphaeroclone A type of megasclere spicule in some poriferans sphaerocyst A rounded cell, found in clusters within the trama of some mushrooms. sphaerodactylid Any lizard in the family Sphaerodactylidae. sphaeromatid Any isopod in the family Sphaeromatidae. sphaeronectid Any siphonophore of the family Sphaeronectidae sphaeropedunculate Shaped like a sphere on a stalk (peduncle). sphaerophorin An organic compound found in some lichens. sphaeropsidaceous Belonging to the Sphaeropsidaceae, a family of fungi. sphaeropsocid Any barklouse in the family Sphaeropsocidae.