18-letter words containing s, p, e
- harnessed antelope — any African antelope of the genus Tragelaphus, especially the bushbuck, having the body marked with white stripes and spots that resemble a harness, and, in the male, long, gently spiraling horns.
- helicopter gunship — military attack helicopter
- helicopter station — a place where helicopters are kept in readiness for use
- hemicorporectomies — Plural form of hemicorporectomy.
- hepatosplenomegaly — Enlargement of both the liver and spleen.
- hexaphosphorylated — (biochemistry) phosphorylated with six units of phosphoric acid.
- high speed connect — (hardware) (HSC) A Hewlett-Packard bus like EISA.
- hilary of poitiers — Saint, a.d. c300–368, French bishop and theologian.
- hippocratic facies — the sallow facial expression, with listless staring eyes, often regarded as denoting approaching death
- historical present — the present tense used in narrating a past event as if happening at the time of narration.
- hit the high spots — to stain or mark with spots: The grease spotted my dress.
- hold up one's head — to be unashamed
- homeowner's policy — a form of home insurance that provides compensation for damage, loss, or injury of property, personal belongings, or persons due to fire, theft, accidents, etc.
- hotel receptionist — a person who looks after guests when they first arrive at a hotel, checking them in, giving them their keys, etc
- houghton-le-spring — a town in N England, in Sunderland unitary authority, Tyne and Wear: coal-mining. Pop: 36 746 (2001)
- hungry programmers — (body) A group of programmers producing free software.
- hydroxytryptamines — Plural form of hydroxytryptamine.
- hyperaldosteronism — aldosteronism.
- hypercholesteremia — Alternative spelling of hypercholesteraemia.
- hypermodern school — a style of chess characterized by control of the centre from the flanks
- hypernationalistic — a person devoted to nationalism.
- hyperphosphorylate — To phosphorylate fully.
- hypersensitiveness — The state of being hypersensitive.
- hypersensitization — Photography. to treat (a film or emulsion) so as to increase its speed.
- hypersexualisation — Alternative spelling of hypersexualization.
- hypersexualization — The act or process of hypersexualizing.
- hypodermic syringe — a small glass piston or barrel syringe having a detachable, hollow needle for use in injecting solutions subcutaneously.
- hypogastric artery — iliac artery (def 3).
- hypophosphorylated — (biochemistry) phosphorylated to a less than normal extent, or less than fully.
- hypophysis cerebri — the master endocrine gland, attached by a stalk to the base of the brain.
- hypothesis testing — the theory, methods, and practice of testing a hypothesis concerning the parameters of a population distribution (the null hypothesis) against another (the alternative hypothesis) which will be accepted only if its probability exceeds a predetermined significance level, generally on the basis of statistics derived from random sampling from the given population
- imploded consonant — a consonant which is pronounced with or by implosion
- impressionableness — The quality of being impressionable.
- in praise of folly — Latin Moriae Encomium. a prose satire (1509) by Erasmus, written in Latin and directed against theologians and church dignitaries.
- in propria persona — represented by oneself and not by an attorney. Abbreviation: in pro. per.
- in someone's power — under the control or sway of someone
- in the first place — firstly
- in the grip of sth — If a person, group, or place is in the grip of something, they are being severely affected by it.
- independent clause — a clause that can stand alone as a sentence, containing a subject and a predicate with a finite verb, as I was there in the sentence I was there when he arrived.
- independent school — (in Britain) a school that is neither financed nor controlled by the government or local authorities
- industrial dispute — disagreement between workers and managers
- inner automorphism — an automorphism that maps an element x into an element of the form axa −1 where a −1 is the inverse of a.
- inspector of taxes — an official of HMRC whose work is to assess individuals' income tax liability
- intelligence corps — a military department that gathers and analyzes information
- inter-relationship — reciprocal relation.
- interest rate swap — An interest rate swap is a contract where two parties exchange the cash flow from interest rates.
- interrelationships — Plural form of interrelationship.
- interstellar space — astronomy: space between the stars
- investment company — a company that invests its funds in other companies and issues its own securities against these investments.
- iphigenia in aulis — a tragedy (408? b.c.) by Euripides.