13-letter words containing c, o, n, a
- heptadecanoic — as in heptadecanoic acid, a saturated fatty acid, aka margaric acid
- hero sandwich — a large sandwich, usually consisting of a small loaf of bread or long roll cut in half lengthwise and containing a variety of ingredients, as meat, cheese, lettuce, and tomatoes.
- heroic stanza — elegiac stanza.
- heroin addict — sb dependent on heroin
- heterostracan — any of several ostracoderms of the order Heterostraci, from the Silurian and Devonian Periods, having the anterior part of the body enclosed in bony plates.
- hexanoic acid — caproic acid.
- hieracosphinx — (in ancient Egyptian art) a hawk-headed sphinx
- holy alliance — a league formed by the principal sovereigns of Europe in 1815 with the professed object of promoting Christian brotherhood but the practical object of repressing democratic revolutions and institutions. The English and Turkish rulers and Pope Pius VII did not join the league.
- homogenetical — of, involving or relating to homogeny
- honey stomach — the crop of an ant, bee, or other hymenopterous insect, serving as a reservoir for honeydew and nectar, especially the enlarged crop of a honeybee in which nectar is acted on by enzymes to form honey.
- honorifically — In a honorific manner.
- honoris causa — for the sake of honour
- horrification — That which causes horror.
- housecleaning — the act of cleaning a house, room, etc., and its furnishings, especially the act of cleaning thoroughly and completely.
- human cloning — the act of producing a human as a clone
- human ecology — ecology (def 4).
- hydrocracking — the cracking of petroleum or the like in the presence of hydrogen.
- hydrodynamics — the branch of fluid dynamics that deals with liquids, including hydrostatics and hydrokinetics.
- hydrofracking — a process in which fractures in rocks below the earth's surface are opened and widened by injecting chemicals and liquids at high pressure: used especially to extract natural gas or oil.
- hypercyanotic — blueness or lividness of the skin, as from imperfectly oxygenated blood.
- hyperromantic — extremely or excessively romantic
- hypo-chondria — Also, hypochondriasis [hahy-poh-kuh n-drahy-uh-sis] /ˌhaɪ poʊ kənˈdraɪ ə sɪs/ (Show IPA). Psychiatry. an excessive preoccupation with one's health, usually focusing on some particular symptom, as cardiac or gastric problems.
- hypobranchial — situated below the gills or beneath the branchial arches.
- hypochondriac — Also, hypochondriacal, H05/H0509000 hahy-poh-kuh n-drahy-uh-kuh l, ˌhaɪ poʊ kənˈdraɪ ə kəl. Psychiatry. pertaining to or suffering from hypochondria, an excessive preoccupation with and worry about one's health: The comedy is aimed at the hypochondriac demographic. produced by hypochondria: Hypochondriac feelings overwhelmed her.
- hyponymically — In a hyponymic way.
- hypothecating — Present participle of hypothecate.
- hypothecation — to pledge to a creditor as security without delivering over; mortgage.
- iceland poppy — any of various widely cultivated arctic poppies, esp Papaver nudicaule, with white or yellow nodding flowers
- iceman cometh — a play (1946) by Eugene O'Neill.
- ichthyofaunal — relating to ichthyofauna
- ichthyopsidan — a member of the class Ichthyopsida
- iconographies — Plural form of iconography.
- idiomaticness — Idiomaticity.
- idiosyncratic — pertaining to the nature of idiosyncrasy, or something peculiar to an individual: The best minds are idiosyncratic and unpredictable as they follow the course of scientific discovery.
- ill-concealed — poorly disguised
- illocutionary — pertaining to a linguistic act performed by a speaker in producing an utterance, as suggesting, warning, promising, or requesting.
- illogicalness — The quality of being illogical.
- immunological — (immunology) Of, or relating to immunology.
- implicational — something implied or suggested as naturally to be inferred or understood: to resent an implication of dishonesty.
- in advance of — prior to
- in one's face — directly opposite or against one
- in the act of — while committing: crime, transgression
- in-capable of — not capable.
- in-observance — lack of attention; inattention; heedlessness: drowsy inobservance.
- incarceration — the act of incarcerating, or putting in prison or another enclosure: The incarceration rate has increased dramatically.
- incardination — to institute as a cardinal.
- incarnational — an incarnate being or form.
- incidentaloma — an abnormal lesion or tumor detected by chance during a medical imaging test, physical examination, or surgery.
- inclinatorium — an instrument invented by Robert Norman in 1576, used to determine the degree to which a magnetic needle dips towards the earth; a dipping needle
- inclusion map — a map of a set to itself in which each element of a given subset of the set is mapped to itself.