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 exoplanetary Of or pertaining to an exoplanet, a planet outside the solar system exoplanetesimal A planetesimal outside the Solar System. exoplanetology The search for, and study of, exoplanets exoplasmic That faces away from the cytoplasm. exopleura The outer coat of a seed; the testa. exopod The outer ramus of a biramous limb of a crustacean. exopodal Relating to exopods. exopodite The external part of the uropod. exopoditic Relating to the exopodite. exopolis A region of urban sprawl without the traditional qualities of a city. exopolitics The art or science of government as concerned with creating or influencing policy toward extraterrestrial phenomena and extraterrestrial beings. exopolygalacturonase An exocytic polygalacturonase exopolymer Any biopolymer, created by an organism, that has been transferred to its external environment, and thus is now located outside the organism exopolymerase Any exocellular polymerase exopolymeric Relating to an exopolymer exopolyphosphatase Any of a class of exocellular phosphohydrolases that hydrolyse polyphosphate exopolyphosphate exocellular polyphosphate exopolysaccharide A polymer composed of sugar residues, secreted by a microorganism into the surrounding environment. exopolysaccharidic Relating to or composed of exopolysaccharide. exoproduct Any exocellular product exoprosthesis An external prosthesis exoprosthetic Relating to an exoprosthesis exoprotease exopeptidase exoprotein extracellular protein exoproteolysis exocytic proteolysis exoproteolytic Relating to exoproteolysis exoproteome A proteome of exoproteins exoproteomic Relating to exoproteomes exoptable Highly desirable. exoptation An earnest wishing or desire. exopterygote Any insect of the superorder Exopterygota exorability The quality or state of being exorable. exorable Capable of being moved or persuaded. exorableness The quality or state of being exorable. exoration entreaty exorbiant Synonym of exorbitant. exorbital protruding beyond the orbit (of the eye) exorbitance The state or characteristic of being exorbitant. exorbitant Exceeding proper limits; excessive or unduly high; extravagant. exorbitantly In an exorbitant manner, excessively. exorbitate To go off track or orbit; to deviate. exorbitation The act of leaving the usual path or course; deviation. exorbitism protrusion of the orbits of the eyes exorcisable Capable of being exorcised. exorcisation The process of exorcising; exorcism. exorcise To drive out (an evil spirit) from a person, place or thing, especially by an incantation or prayer. exorcised That has undergone exorcism. exorcisement exorcism exorciser One who performs an exorcism. exorcism The ritual act of driving out evil spirits from persons, places or things that are possessed by them. exorcismal Of or relating to exorcism. exorcisory Of or relating to exorcism. exorcist A person, especially a priest or priestess, who is a practitioner in exorcism to force out evil spirits or demons from a living being. exorcistate The minor order of exorcists. exorcistic Relating to exorcism. exorcistical Relating to exorcism. exord A preface or prefatory passage. exordial of or relating to an exordium, beginning or introduction exordium A beginning. exoreic Running or draining to the sea. exoresistant resistant to exonucleases exorheic Externally drained; having one or more outlets. exorheism The condition of a region in which it is externally drained; having runoff. exorhiza Any plant whose radicle is not enclosed by the cotyledons or plumule exorhizal Having a radicle that is not enclosed by the cotyledons or plumule, i.e. of or relating to an exorhiza. exorhodopsin A form of rhodopsin expressed in the zebrafish pineal gland exoribonuclease A ribonuclease that catalyzes the exonucleolytic cleavage of nucleotides from a ribonucleotide chain. exoribonucleolysis exoribonucleolytic ribonucleolysis exoribonucleolytic By the use of an exoribonuclease exoring a ring or ring system around an exoplanet (extrasolar planet) exornate To embellish, adorn, decorate. exornation ornament; decoration; embellishment (physically, or relating to prose) exorotation The rotation of a limb away from the midline of the body exorphin Any compound, formed outside of the brain, that interacts with opiate receptors; especially any of a range of peptides, formed during the metabolism of gluten, that are thought to disrupt brain function in autistic children. exorsexism The rejection or dismissal of nonbinary gender identities; fear, dislike, or hatred of non-binary people based on such beliefs. exorsexist Showing exorsexism or pertaining to it. exoscience Science concerning exoplanets and anything on them. exoscope A microscope used in exoscopy exoscopic Relating to exoscopy; by means of an exoscope exoscopy The microscopic examination of sand grains in order to determine their provenance exosemiosis semiosis between organisms exosemiotic Relating to exosemiosis. exosemiotics exosemiosis exoserosis An exudation of serum exosialidase A glycoside hydrolases that removes a single terminal sialic acid residue from an oligosaccharide exosite A secondary binding site, remote from the active site, on a protein exoskarn A skarn of igneous origin that occurs at and outside the granite that produced it, and is an alteration of wall rock. exoskeletal Pertaining to the exoskeleton. exoskeletally In an exoskeletal way. exoskeleton A hard outer structure that provides both structure and protection to creatures such as insects and Crustacea. exosmic Synonym of exosmotic. exosmosis osmosis in which fluid flows through a membrane towards a region of lower concentration exosmotic Relating to exosmosis. exosmotically By exosmosis. exosolar Outside Earth's solar system. exosomal Pertaining to an exosome exosomally In an exosomal manner exosomatic Of or pertaining to outside of the body exosomatically In an exosomatic manner exosome An intracellular macromolecular protein complex involved in RNA degradation. exosomic Relating to exosomes exosomopathy Any disease associated with the improper functioning of an exosome exosortase Any of a group of bacterial enzymes that are associated with protein sorting exosphere the uppermost layer of a planet's atmosphere exospheric Of or pertaining to an exosphere. exospherical Synonym of exospheric exosporal Relating to an exospore. exospore The outer layer of a spore, especially in some algae and fungi. exosporial Relating to or composed of exosporia. exosporic Relating to the development of gametophytes outside the spore wall. exosporium The outer layer of a pollen grain or spore; the exine. exosporous Relating to an exospore. exosporulation The process of a bacterium becoming an exospore. exospory The production of spores that germinate to form free-living gametophytes exossation The removal of fruit stones. exosseous boneless exostectomy excision of an exostosis exostema Any of the flowering plant genus Exostema. exostome The small aperture or foramen in the outer coat of the ovule of a plant. exostosectomy Synonym of exostectomy. exostosed Exhibiting exostosis. exostosin A glycosyltransferase required for the biosynthesis of heparan sulfate exostosis A benign, bony growth, often covered with cartilage, on the surface of a bone or tooth. exostotic Relating to exostosis. exostracize To ostracize. exostructural Relating to exostructure. exostructure external structure exosubstance Any substance that is active outside of the cell that produced it exosuit An exoskeletal suit exosulfatase Any enzyme that removes sulfate groups from the ends of carbohydrate sulfates exosymbiont Any exosymbiotic organism exosymbiosis A form of symbiosis in which one organism lives on the exterior of another exosymbiotic Relating to exosymbiosis exosystem A system of exoplanets and associated star. exosystemic Relating to an exosystem. exotegmen The part of the seed coat that develops from the outer surface of the inner integument exotegmic Pertaining to the outer portion of the integument. exoteric Of a doctrine, information, etc.: suitable to be imparted to the public without secrecy or other reservations. exoterica Writing, facts, principles, etc. that are widely known. exoterically In an exoteric manner. exotericism The quality of being widely known or exoteric. exotericity The condition of being exoteric exoterics Doctrines, knowledge, or works which are exoteric (“suitable to be imparted to the public without secrecy or other reservations; capable of being fully or readily comprehended by the public”). exoterism The outward forms that religion takes; the institutional aspects of faith and religion, such as rituals, moral precepts, and institutions. exoterrene Outside Earth. exotery Something obvious or commonplace. exotesta The outer layer of the testa, derived from the outer integument of the ovule. exotestal Pertaining to the exotesta. exotheca The tissue that fills the interspaces between the costae of many madreporarian corals, usually consisting of small transverse or oblique septa. exothecal Relating to the exotheca.