Glossary · Nouns · E
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TermTypeDefinitionClassificationsUpdated
Etanerceptnouna genetically engineered anti-TNF compound (trade name Enbrel) consisting of receptors that bind TNFverified
Eternal RestnounMWEeuphemisms for death (based on an analogy between lying in a bed and in a tomb)verified
Eternal SleepnounMWEeuphemisms for death (based on an analogy between lying in a bed and in a tomb)verified
Eternitynouna state of eternal existence believed in some religions to characterize the afterlifeverified
Ethanalnouna colorless volatile water-soluble liquid aldehyde used chiefly in the manufacture of acetic acid and perfumes and drugsverified
Ethanal TrimernounMWEa colorless liquid (a cyclic trimer of acetaldehyde) that is used as a sedative and a solventverified
Ethanamidenouna colorless solid amide of acetic acid used as a solvent and in the synthesis of organic compoundsverified
Ethanedioic AcidnounMWEa toxic colorless crystalline organic acid found in oxalis and other plantsverified
Ethanoic AcidnounMWEa colorless pungent liquid widely used in manufacturing plastics and pharmaceuticalsverified
Ethernouna medium that was once supposed to fill all space and to support the propagation of electromagnetic wavesverified
EthernetnounA popular network protocol and cabling scheme that uses a bus topology and carrier sense multiple access/collision detection (CSMA/CD) to prevent network failures or collisions when two devices try to access the network at the same timeNetwork
Ethical DrugnounMWEa drug that is available only with written instructions from a doctor or dentist to a pharmacistverified
Ethicsnounn. 1. the branch of philosophy that investigates both the content of moral judgments (i.e., what is right and what is wrong) and their nature (i.e., whether such judgments should be considered objective or subjective). The study of the first type of question is sometimes termed normative ethics and that of the second metaethics. Also called moral philosophy. 2. the principles of morally right conduct accepted by a person or a group or considered appropriate to a specific field. In psychological research, for example, proper ethics requires that participants be treated fairly and without harm and that investigators report results and findings honestly. See code of ethics; professional ethics; research ethics. —ethical adj.Framework
Ethics by DesignnounMWEAn approach to technology ethics and a key component of responsible innovation that aims to integrate ethics in the design and development stage of the technology. Sometimes formulated as "embedding values in design." Similar terms are "value-sensitive design" and "ethically aligned design."Framework
Ethmoid SinusnounMWEa sinus of the meatuses of the nasal cavity (behind the bridge of the nose)verified
Ethmoidal ArterynounMWEa branch of the ophthalmic artery supplying structures in and around the nasal capsuleverified
Ethmoidal SinusnounMWEa sinus of the meatuses of the nasal cavity (behind the bridge of the nose)verified
Ethmoidal VeinnounMWEveins that drain the ethmoidal sinuses and empty into the superior ophthalmic veinverified
Ethnarchnounthe ruler of a province, as in the Roman Empire and Byzantine Empire, or certain religious rulers with secular authorityverified
Ethnic CleansingnounMWEthe mass expulsion and killing of one ethnic or religious group in an area by another ethnic or religious group in that areaverified
Ethnic MinoritynounMWEa group that has different national or cultural traditions from the majority of the populationverified
Ethnic MusicnounMWEthe traditional and typically anonymous music that is an expression of the life of people in a communityverified
Ethnographynounthe branch of anthropology that provides scientific description of individual human societiesverified
Ethnologynounthe branch of anthropology that deals with the division of humankind into races and with their origins and distribution and distinctive characteristicsverified
Ethologynounthe branch of zoology that studies the behavior of animals in their natural habitatsverified
Ethosuximidenounan anticonvulsant drug (trade names Emeside and Zarontin) used to treat petit mal epilepsyverified
Ethoxyethanenouna colorless volatile highly inflammable liquid formerly used as an inhalation anestheticverified
Ethylnounthe univalent hydrocarbon radical C2H5 derived from ethane by the removal of one hydrogen atomverified
Ethyl AcetatenounMWEa fragrant colorless flammable volatile liquid ester made from ethanol and acetic acidverified
Ethyl AlcoholnounMWEnonflavored alcohol of 95 percent or 190 proof used for blending with straight whiskies and in making gin and liqueursverified
Ethyl EthernounMWEa colorless volatile highly inflammable liquid formerly used as an inhalation anestheticverified
Ethyl GroupnounMWEthe univalent hydrocarbon radical C2H5 derived from ethane by the removal of one hydrogen atomverified
Ethyl RadicalnounMWEthe univalent hydrocarbon radical C2H5 derived from ethane by the removal of one hydrogen atomverified
Ethylenediaminetetraacetic AcidnounMWEa complex molecule used medically to chelate metal ions in cases of lead or heavy metal poisoningverified
Etiolationnoun(botany) the act of causing a plant to develop without chlorophyll by growing it without exposure to sunlightverified
Etymologizingnoun(historical linguistics) an explanation of the historical origins of a word or phraseverified
Etymonnouna simple form inferred as the common basis from which related words in several languages can be derived by linguistic processesverified
Eucalyptus GumnounMWEreddish-brown dried gummy exudation from any of several trees of the genus Eucalyptus especially Eucalyptus camaldulensisverified
Eucalyptus KinonounMWEreddish-brown dried gummy exudation from any of several trees of the genus Eucalyptus especially Eucalyptus camaldulensisverified
Eucaryotenounan organism with cells characteristic of all life forms except primitive microorganisms such as bacteriaverified