English Words Starting With X

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Noun Verb Adjective Verb (transitive)Verb (ambitransitive)

xenodiagnosis
nounC2
/ˌzɛnə(ʊ)daɪəɡˈnəʊsɪs/A diagnostic method in which a laboratory-bred, disease-free insect or tick is allowed to feed on a patient to detect the presence of pathogens.
xenogamy
nounVery Low
/zɛˈnɒɡəmi/Cross-fertilisation; specifically, the transfer of pollen from the anther of one flower to the stigma of another flower on a different plant.
xenogenesis
nounC2
/ˌzɛnə(ʊ)ˈdʒɛnɪsɪs/A biological process in which an organism produces offspring that are completely different from itself in form, typically referring to a generation that skips or alternates, or in science fiction, the creation of life from non-living matter.
xenoglossia
nounC2
/ˌzɛnəˈɡlɒsɪə/The alleged ability to speak, write, or understand a foreign language one has never learned, typically attributed to supernatural or paranormal causes.
xenograft
nounC1/C2 (Low-frequency technical term)
/ˈzen.əʊ.ɡrɑːft/A tissue or organ graft taken from a donor of a different species.
xenolith
nounC1/C2
/ˈzɛnəlɪθ/A rock fragment that is foreign to the igneous rock in which it is embedded.
xenon
nounC2
/ˈzen.ɒn/A heavy, colourless, odourless, chemically unreactive gaseous element, used in fluorescent lamps and photographic flashes.
xenon arc
nounC1-C2 / Low-frequency / Technical
/ˈziːnɒn ɑːk/A specialized high-intensity light source that produces a brilliant white or bluish light by passing an electric current through the inert gas xenon.
xenon hexafluoride
nounC2 (Very Low Frequency)
/ˈziːnɒn ˌhɛksəˈflʊəraɪd/A chemical compound with the formula XeF₆, consisting of one xenon atom bonded to six fluorine atoms.
xenon tetrafluoride
nounC2+ (Highly specialized)
/ˈziːnɒn ˌtɛtrəˈflʊəraɪd/A chemical compound with the formula XeF₄, consisting of one xenon atom bonded to four fluorine atoms. It is a colorless crystalline solid and a notable example of a noble gas compound.
xenon trioxide
nounVery Low
/ˈziːnɒn ˌtraɪˈɒksaɪd/A highly unstable, explosive chemical compound with the formula XeO₃.
xenophanes
nounVery Low (C2+ / Academic)
/zɛˈnɒfəniːz/A proper noun referring to an Ancient Greek pre-Socratic philosopher and poet, a known historical figure.
xenophile
nounC2
/ˈzen.ə.faɪl/A person who is attracted to, interested in, or admiring of foreign peoples, cultures, or customs.
xenophilia
nounLow
/ˌzɛnəˈfɪlɪə/Strong attraction to or appreciation of foreign peoples, cultures, or customs.
xenophobe
nounC1
/ˈzen.ə.fəʊb/A person who has a strong dislike or fear of people from other countries or cultures.
xenophobia
nounC1
/ˌzen.əˈfəʊ.bi.ə/A deep-seated fear, dislike, or prejudice against people from other countries or cultures.
xenophon
nounLow (Proper Noun)
/ˈzɛnəfən/A proper noun referring to the ancient Greek historian, philosopher, soldier, and student of Socrates.
xenotransplant
nounC2
/ˈzenəʊˌtrænz.plɑːnt/A surgical procedure in which tissue or an organ is transferred from one species to another, typically from animal to human.
xeranthemum
nounLow
/zɪˈrænθɪməm/An annual plant belonging to the daisy family (Asteraceae), native to southern Europe, having flower heads that retain their shape and color when dried.
xeres
nounObsolete/Rare
/ˈhɪə.riːz/ or /ˈʃɛ.riːz/A historic alternative spelling and name for Jerez, a city in Spain; in older English texts, an archaic term for sherry (the fortified wine from Jerez).

Showing 61–80 of 157 words.