hypha (n.)youdaoicibaDictYouDict[hypha 词源字典]
1866, from Modern Latin plural hyphae (1810), from Greek hyphe (singular) "web."[hypha etymology, hypha origin, 英语词源]
hyphen (n.)youdaoicibaDictYouDict
1620s, from Late Latin hyphen, from Greek hyphen "mark joining two syllables or words," probably indicating how they were to be sung, noun use of an adverb meaning "together, in one," literally "under one," from hypo "under" (see sub-) + hen, neuter of heis "one."
hyphenate (v.)youdaoicibaDictYouDict
1881, from hyphen + -ate (2). The earlier verb was simply hyphen (1814). Related: Hyphenated; hyphenating. Hyphenated American is attested from 1889.
hyphenation (n.)youdaoicibaDictYouDict
1881, from hyphen + -ation. Hyphenization is attested from 1851.
hypnagogic (adj.)youdaoicibaDictYouDict
1868, from French hypnagogique, from Greek hypnos "sleep" (see somnolence) + agogos "leading" (see act). Etymologically, "inducing sleep," but used mostly with a sense "pertaining to the state of consciousness when falling asleep."
hypno-youdaoicibaDictYouDict
word-forming element meaning "sleep," from Greek hypno-, comb. form of hypnos "sleep" (see somnolence).
hypnopedia (n.)youdaoicibaDictYouDict
also hypnopaedia, "sleep-learning," 1932, from Greek hypnos "sleep" (see somnolence) + paideia "education" (see pedo-).
hypnopompic (adj.)youdaoicibaDictYouDict
pertaining to the state of consciousness when awaking from sleep, 1901, from hypno- "sleep" + Greek pompe "sending away," from pempein "to send."
hypnosis (n.)youdaoicibaDictYouDict
1869, "the coming on of sleep," coined (as an alternative to hypnotism) from Greek hypnos "sleep" (see somnolence) + -osis "condition." Of an artificially induced condition, from 1880.
hypnotherapy (n.)youdaoicibaDictYouDict
1897, from hypno- + therapy. Related: Hypnotherapist.
hypnotic (adj.)youdaoicibaDictYouDict
1620s, "inducing sleep," originally used of drugs, from French hypnotique (16c.) "inclined to sleep, soporific," from Late Latin hypnoticus, from Greek hypnotikos "inclined to sleep, putting to sleep, sleepy," from hypnoun "put to sleep," from hypnos "sleep" (see somnolence). Modern sense of "pertaining to an induced trance" first recorded in English 1843, along with hypnotist, hypnotize, both coined by Dr. James Braid. Related: Hypnotical; hypnotically.
hypnotise (v.)youdaoicibaDictYouDict
alternative spelling of hypnotize; for suffix, see -ize. Related: Hypnotised; hypnotising.
hypnotism (n.)youdaoicibaDictYouDict
1843, short for neuro-hypnotism (1842), coined by Dr. James Braid of Manchester, England, from hypnotic + -ism. In the same work (1843) Braid coined the verb hypnotize.
hypnotist (n.)youdaoicibaDictYouDict
1843; see hypnotic + -ist.
hypnotize (v.)youdaoicibaDictYouDict
1843, see hypnotic + -ize. Related: Hypnotized; hypnotizing.
hypo (n.)youdaoicibaDictYouDict
1711, "depression," short for hypochondria; 1904 as short for hypodermic needle.
hypo-youdaoicibaDictYouDict
word-forming element meaning "under, beneath" (in chemistry, indicating a lesser oxidation), from hypo-, comb. form of Greek hypo (prep. and adverb) "under," from PIE *upo- "under, up from under, over" (see sub-).
hypoallergenicyoudaoicibaDictYouDict
1950, from hypo- + allergen + -ic.
hypochondria (n.)youdaoicibaDictYouDict
1839, "illness without a specific cause," earlier (1660s) "depression or melancholy without real cause," earlier still (late 14c.) ipocondrie "upper abdomen," from Late Latin hypochondria "the abdomen," from Greek hypokhondria (neuter plural of hypokhondrios), from hypo- "under" (see sub-) + khondros "cartilage" (of the breastbone); see grind (v.). Reflecting ancient belief that the viscera of the hypochondria were the seat of melancholy and the source of the vapors that caused such feelings.
hypochondriac (adj.)youdaoicibaDictYouDict
1590s, "pertaining to the hypochondria," also "afflicted with melancholy," from French hypocondriaque (16c.), from Medieval Latin hypochondriacus, from Greek hypokhondriakos "pertaining to the upper abdomen," from hypokhondria (see hypochondria). The noun is from 1630s, "melancholy person;" in the modern sense from 1888.