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 echinothurioid Any deep-sea sea urchin of the order Echinothurioida echinozoan Any echinoderm of the subphylum Echinozoa. echinulate Having small spines or similar projections echinulation A collection of small spines echinuliform Resembling small spines. echinulin C₂₉H₃₉N₃O₂, a metabolite of several molds, initially found in Aspergillus echinulatus and subsequently found in Aspergillus glaucus. echinus A sea urchin. echioceratid Any ammonite of the family Echioceratidae of serpenticone ammonites. echioidinin The chromene derivative 5-hydroxy-2-(2-hydroxyphenyl)-7-methoxychromen-4-one echistatin A particular disintegrin. echitamine ditaine echitin A glucoside with IUPAC name [(2S,4S,5S)-4,5-dihydroxy-2-[5-hydroxy-2-(4-hydroxyphenyl)-4-oxochromen-7-yl]oxy-6-(hydroxymethyl)oxan-3-yl] (E)-3-(4-hydroxyphenyl)prop-2-enoate echium Any member of the genus Echium of flowering plants. echiuran Any annelid worm of the subclass Echiura, formerly considered to be its own phylum. echiurid Any of several spoon worms of the class Echiura. echiuroid A worm of the order Echiuroidea. Echizen A city in Fukui Prefecture, Japan. Echlin A surname. echlorophyllose Synonym of achlorophyllous. echo A reflected sound that is heard again by its initial observer. echoable Capable of, or suitable for, being echoed to the display. echoacousia A subjective disturbance of hearing in which a sound heard appears to be repeated. echoacoustic Relating to, or employing, acoustic echos echoback A test where data is transmitted from one system to another system and back again. echobiometric echometric and biometric echocardiogram The visual image formed by an echocardiograph. echocardiograph A device that uses ultrasound to produce images of the heart. echocardiographer A person who performs echocardiography. echocardiographic Of or pertaining to echocardiography. echocardiographical Pertaining to echocardiography. echocardiographically By means of echocardiography. echocardiographist A cardiographist whose speciality is echocardiography echocardiography The use of ultrasound to produce images of the heart; especially, cardiac ultrasonography done with cardiology-specific devices and training, as contrasted with POCUS applied cardiovascularly by any clinician. echocardiological Of or related to echocardiology. echocardiologically By means of echocardiology. echocardiologist A person who performs echocardiology. echocardiology Synonym of echocardiography. echocontrast The contrast in an ultrasound image echodense hyperechoic echodensity The density of an echocardiographic image echodopplercardiography doppler echocardiography echoencephalogram A diagnostic image produced by echoencephalography. echoencephalograph A device for carrying out echoencephalography. echoencephalographic Relating to echoencephalography. echoencephalographically By means of echoencephalography. echoencephalography The detailing of interfaces in the brain by means of ultrasonic waves. echoendoscope An instrument used to perform echoendoscopy. echoendoscopic Relating to echoendoscopy. echoendoscopically By means of echoendoscopy. echoendoscopist An endoscopist whose speciality is echoendoscopy echoendoscopy A procedure combining endoscopy with ultrasound to obtain images of the internal organs echoer One who, or that which, echoes or repeats something back. echoey That echoes; having an echoing quality. echogenic Describing any inner part of the body that reflects sound waves and thus produces echos that may be detected using ultrasound scanners. echogenicity The ability to create an echo that can be detected in an ultrasound examination. echogenous echogenic. echogram sonogram echograph An instrument that uses ultrasound to produce an echogram as a diagnostic aid. echographer One who carries out echography. echographia A form of agraphia in which one can write from dictation or copy but cannot produce original writing. echographic Pertaining to echography echographically By means of echography echography The use of ultrasound as a diagnostic aid. echohysterosalpingography Synonym of hysterosalpingosonography. echoi One of a set of eight modes, octoechoi, of music in Byzantine music. It selects the chant style or genre. echoic Of or pertaining to an echo echoically In an echoic manner. echoicity The quality of being echoic. echoiness The quality of being echoey. echoing The act of something that echoes. echoingly In an echoing way. echoingness The quality of something that echoes. echointensity The intensity of an echo, typically in an ultrasonography image echoism The practice of creating words or language by imitating sounds from the environment. echoist One who repeats like an echo; a mindless imitator. echoistic Echoing; repeating back; mimicking. echoize To create onomatopoeic words or vocalizations (i.e. words which are imitative of the sounds of they represent). echokinesis the compulsion or the act of imitating movements of others echokinetic Exhibiting or relating to echokinesis. echolalia The involuntary repetitive echoing of words or phrases spoken by another person; either immediate or delayed. echolalic Of or pertaining to echolalia. echoless Without echo. echolessness Absence of echoes. echolike Resembling or characteristic of an echo. echolocalization localization by means of echolocation echolocate To locate by means of echolocation. echolocation The use of echoes to detect objects as observed in bats and other natural creatures. echolocational Of or pertaining to echolocation. echolocative Of, or related to echolocation. echolocator An organism capable of echolocation. echolocatory Relating to echolocation echologia echolalia Echols A surname. echolucency The condition of being echolucent echolucent translucent to the ultrasonic waves of a sonograph echomail Messages transmitted between bulletin board systems and presented on discussion forums. echomatism An echophenomenon. echometer A graduated scale for measuring the duration of sounds and determining the relation of their intervals. echometric Relating to echometry. echometrically By means of, or in terms of, echometry. echometry acoustics; echomimia Involuntary imitation of the movements of people in the surroundings. Echonian Of or relating to the mythological Echo. echopalilalia Senseless repetition of sounds or re-echoing of words. echopathy A morbid condition characterized by automatic and purposeless repetition of words or imitation of actions. echophenomenon Any of a group of automatic imitative actions performed without explicit awareness of the individual, including echolalia, echopraxia, echographia and so forth. echophony An echo of a vocal sound in auscultation of the chest. echophrasia echolalia echoplanar Describing a form of magnetic resonance imaging that uses free induction decay to obtain rapid image acquisition echoplasia Physically or mentally tracing the contours of objects, usually obsessively. echoplex To echo received text characters back to the computer that sent them. echopractic Having or relating to echopraxia. echopraxia The involuntary repetition or imitation of the observed movements of another. echopraxic Of or relating to echopraxia. echoradiography A combination of ultrasonography and radiography carried out together or separately echoreflectance The reflectance of an echo echoreflective echographically reflective echoreflectivity The condition of being echoreflective echoscope A medical instrument for intensifying sounds produced by percussion of the thorax. echosonographic Relating to echosonography. echosonographically In an echosonographic manner. echosonography Synonym of echo sounding. echostructural Relating to echostructure. echostructure The amplitude and shape of an ultrasound echo. echotextural Relating to echotexture. echotexture The patterning of echogenicity in a diagnostic image. echothanatologia Repetition of words centred of death and dying, associated with neurodivergent experiences of grief and loss. echothanatopraxia Repetition of the actions which caused a specific death. echotomogram A diagnostic image produced by echotomography. echotomographic Relating to echotomography. echotomographically By means of echotomography. echotomography Tomography imaging by detecting acoustic (usually ultrasonic) reflections from variations in acoustic impedance. echoventriculography Echocardiography and cineventriculography combined. echoviral Relating to an echovirus echovirus A type of RNA virus of the species Enterovirus B of the Picornaviridae family, found in the human gastrointestinal tract. echt Proper, real, genuine, true to type. Echternach One of the twelve cantons of Luxembourg, located in the east of the country. echtrae An Old Irish tale of a journey to a mythical place. Echu A male given name from Old Irish, borne by several figures in Irish mythology and history. echubioside An organic compound found in Adenium boehmianum. Echuca A town in the Shire of Campaspe, northern Victoria, Australia echujine A highly toxic cardiac glycoside. eciliate Not ciliate. eciliated eciliate ecilop police ecipramidil A vasodilator. ecitonine Any ant of the subfamily Ecitoninae (or, now, Dorylinae) ecize Of a plant: to become established in a habitat. Eck A surname from German. — famously held by Eckankar A pantheistic religion founded in 1965 by Paul Twitchell.