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 protologue All the original material associated with a newly published name, comprising its description or diagnosis and any of a number of other elements such as illustrations, synonymy, etc. protology The branch of theology pertaining to origins and first things. protoloph Any harvestman of the genus Protolophus protolophid Any harvestman of the family Protolophidae protolophule A small crest in the paraflexus, connected to the protocone. protolophulid A small crest in the mesoflexid, connected to the protoconid. protolunar That will develop to form a moon protolysis Any proton-transfer reaction protolytic Relating to protolysis. protolyze To cause or to undergo protolysis. protomammal Any evolutionary ancestor of the mammals. protomammalian Relating to the protomammals. protomartyr Any of the first Christian martyrs. protomartyrdom The martyrdom of a protomartyr. protomartyress A female protomartyr. protomatter The ultimate basis of physical substance, before it has been given form. protome A decorative element, on ancient artefacts, based on the head of an animal or bust of a person. protomer Any prototropic tautomer. protomeric Describing a form of tautomerism in which the isomers differ only in the position of a hydrogen atom (proton). protomerite The posterior segment of a gregarine. protomeritic Relating to a protomerite. protometabolic Relating to protometabolism. protometabolism A series of linked chemical reactions, in a prebiotic environment, that has characteristics of true metabolism. protometal A style of music that was a precursor to heavy metal. protomicrocotylid Any monogenean in the family Protomicrocotylidae. protominimalist Belonging or pertaining to an early form of minimalism. protomite An immature or beginning form of a tomite. protomitochondrial Relating to a protomitochondrion protomitochondrion The ancestral bacterial endosymbiont from which all mitochondria are thought to be derived protomodern Of an earlier style approaching what is now modern. protomodernism A protomodern style. protomodernist One who uses a protomodern style. protomodernity The condition of being protomodern protomolecule A collection of unstably bound atoms that has the potential to form a molecule if the structure can shed sufficient energy. protomont An immature or beginning stage of a tomont. protomorph Something that has the most primitive character; that which is in the earliest form. protomorphic Having the most primitive character; in the earliest form of stage. protomullet A mulletlike hairstyle which is shorter than a full-fledged mullet or which preceded the popularization of the mullet in the 1980s. protomylonite A mylonite where most of the rock volume has not been ground into matrix and so contains its original texture. protomyofibroblast A structure that develops into a myofibroblast protomyth An initial form of a myth that is inferred or known about only from secondary sources; a motif that is not yet accorded the status of myth, but may (it is supposed) become one. proton A positively charged subatomic particle forming part of the nucleus of an atom and determining the atomic number of an element, composed of two up quarks and a down quark. protonatable Able to be protonated protonate To add one or more protons to (a molecule, ion or radical). protonation The addition of a proton (hydrogen ion) to an atom, molecule or ion, normally to generate a cation. protonema A filament of cells that forms following the germination of the spores of mosses and liverworts protonemal Relating to protonemata protonematal Relating to protonemata. protoneodioscin A particular steroid glycoside. protoneogracillin A particular steroid glycoside. protoneotokorin A particular steroid glycoside. protoneoyonogenin A particular steroid glycoside. protonephridial Relating to a protonephridium protonephridium A type of nephridium composed of a network of flame cells or solenocytes. protoneurid Any damselfly in the family Protoneuridae. protoneuromast A cell (or cluster of cells) that will develop into a neuromast protoneutron Only used in protoneutron star. protonic Of, pertaining to, or composed of protons. protonics An analog of electronics based on the movement of protons protonitazene A potent synthetic opioid belonging to the benzimidazole class of designer drugs. protonitrate A compound of nitric acid with the protoxide of a metal. protonium An exotic atom consisting of a proton bound to an antiproton. protonization Synonym of protonation. protonize Synonym of protonate. protonlike Having the characteristics of a proton protonmotive Of or pertaining to the ability to transport protons. protonography The graphical representation of the presence of protons (hydrogen ions) during a chemical reaction protonolysis The breakup of a molecule following protonation protonolytic Relating to, or causing protonolysis protonophore Any ionophore that transports protons protonophoric Relating to a protonophore protonosphere Synonym of geocorona; a layer of the atmosphere. protonotarial of or pertaining to a protonotary protonym The first legitimate name of a taxon, on which the currently accepted name is based. protonymph The instar between larva and deutonymph. protonymphal Relating to a protonymph protonymphon The larva of a sea spider protooncoprotein Any protein that is converted to an oncoprotein protoorganism An organism whose nature is so difficult to determine that it might be referred to either the animal or the vegetable kingdom. protoorthodox before Christianity had agreed upon standards protopanaxadiol A terpene sapogenin, related to dammarane, found in ginseng. protopanaxatriol A terpene sapogenin, related to dammarane, found in ginseng protopapas A protopope. protoparvovirus Any virus of the genus Protoparvovirus protopathic Relating to a sensory nerve that detects the presence of a stimulus without determining its location. protopattern An early or prototypical pattern. protopectin Synonym of pectose. protopectinase Any protease that breaks down protopectin protoperithecial Relating to a protoperithecium protoperithecium A structure that develops into a perithecium protophase The instantaneous phase of an oscillation such as a heartbeat protophenomenal Of a property: not phenomenal at the individual level, but collectively able to constitute phenomenal properties. protophenomenon A fundamental phenomenon protophilic Describing a solvent that can accept protons, and is therefore basic. protophilosophic Relating to protophilosophy. protophilosophical Relating to protophilosophy. protophilosophy An early or formative form of philosophy. protophloem The form of phloem that is initially formed, composed of narrow, thin-walled cells. protophobic Having a low Lewis basicity. protophosphide Any of a series of phosphides of a particular metal that has the fewest atoms of phosphorus per molecule protophyll A primitive leaf in some clubmosses protophylline Synonym of protochlorophylline. protophysical Relating to protophysics. protophysicist An early physicist; a practitioner of protophysics. protophysics The early study of physics, before it became a rigorous established discipline. protophyte Any of various primitive organisms such as the slime molds protophytic Of or relating to the protophytes. protophytology paleobotany protopilgrimage A journey or quest that predates or approaches being a pilgrimage. protopine A benzylisoquinoline alkaloid occurring in plants of the family Papaveraceae that has partial agonism for mu and delta opioid receptors, these effects are nalaxone reversible. protoplanet An astronomical object, approximately the size of the Moon, formed from the mutual gravitational attraction of planetesimals; they are thought to collide with each other and slowly form planets protoplanetary Of or pertaining to a protoplanet. protoplanetesimal A very small protoplanet protoplasm The entire contents of a cell comprising the nucleus and the cytoplasm. It is a semi-fluid, transparent substance which is the living matter of plant and animal cells. protoplasmal Of or relating to protoplasm. protoplasmatic Of or relating to protoplasm. protoplasmic Of or relating to protoplasm. protoplasmodial Relating to protoplasmodia protoplasmodium A primitive plasmodium composed of an undifferentiated microscopic mass protoplast Created first; archetypal. protoplasted Whose protoplast has been regenerated or transformed protoplastic of or relating to protoplast protoplastid An immature plastid that is incapable of photosynthesis protoplasting The formation of protoplasts protoploid Formed prior to genome duplication protopod Synonym of protopodite. protopodal Relating to a protopod protopodial Relating to a protopodium. protopodite The basal segment of the limb of a crustacean protopoditic Relating to a protopodite. protopodium A primitive foot protopoetic Relating to an early stage in the development of poetry as an art form. protopolygonatoside A particular steroid glycoside. protopope A protopresbyter. protoporcelain An early Chinese glazed stoneware, from the Han dynasty, that had some of the characteristics of true porcelain without its translucency. protopore A structure in a cell membrane that develops into an ion channel pore protoporphyria A form of porphyria characterized by excessive protoporphyrin in the erythrocytes, plasma and feces protoporphyrin Any porphyrin that lacks a central metal ion protoporphyrinogen Any of several precursors in the biosynthesis of protoporphyrin protopresbyter An archpriest or, in the Russian Orthodox tradition, a non-monastic priest ranking higher yet than an archpriest. protopresbytery The jurisdiction of a protopresbyter. protopriest The first cardinal priest in the order of precedence in the College of Cardinals, who has the honour of pronouncing the formal prayer for the new pope at the papal inauguration. protoproletarian Of or relating to a protoproletariat. protoproletariat A group of unskilled labourers with the potential of becoming a proletariat. protoproteose Any of a class of proteoses formed as products in the digestion of proteins. protoprotestant Relating to a prototypical form of the Protestant religion. protopsaltis The cantor in charge of the music for a service of the Byzantine Rite. protopsychological Being or relating to an earlier form of what is now known as psychology. protopsychologist A person who studied what is now called psychology before it was an established discipline. protopsychology The emerging field of psychology before it was an established discipline.