13-letter words containing s, e, m, l
- haematologist — A scientist, usually a medical doctor, who specializes in haematology.
- haemodialyses — Plural form of haemodialysis.
- haemodialysis — (medicine) the use of dialysis to remove waste products from the blood in the case of kidney failure.
- half measures — inadequate measures or actions
- handsome lake — 1735-1815; Seneca prophet, social reformer, & founder of a North American Indian religion named after him
- head linesman — an official who makes rulings regarding play along the line of scrimmage and who oversees the measurement and marking of yardage gained or lost
- helianthemums — Plural form of helianthemum.
- heliocentrism — The theory that the sun is the center of the universe, (This theory is historically important and was widely accepted at the time of Copernicus, Galileo and Kepler.).
- hellgrammites — Plural form of hellgrammite (Alternative spelling of hellgramites).
- helminthiasis — a disease caused by parasitic worms in the intestines.
- hematologists — Plural form of hematologist.
- hematosalpinx — (medicine) A medical condition involving bleeding into the Fallopian tubes.
- hemicellulose — any of a group of gummy polysaccharides, intermediate in complexity between sugar and cellulose, that hydrolyze to monosaccharides more readily than cellulose.
- hemispherical — having the form of a hemisphere.
- hemocytoblast — a primordial cell capable of developing into any type of blood cell.
- heterostylism — the condition of being heterostyled
- hexadactylism — Sexdactyly.
- histochemical — the branch of science dealing with the chemical components of cellular and subcellular tissue.
- holidaymakers — Plural form of holidaymaker.
- home assembly — assembly at home of something supplied in pieces
- home-schooler — to teach (one's children) at home instead of sending them to school.
- homeschoolers — Plural form of homeschooler.
- homeschooling — a school set up in the home.
- homestead law — any law exempting homesteads from seizure or sale for debt.
- homogeneously — composed of parts or elements that are all of the same kind; not heterogeneous: a homogeneous population.
- homosexualism — A sexual attraction to (or sexual relations with) individuals of the same sex.
- homosexuality — sexual desire or behavior directed toward a person or persons of one's own sex.
- hothouse lamb — a lamb born in the fall or early winter, usually reared indoors, specially fed, and marketed when from 9 to 16 weeks of age.
- humorlessness — The state, quality, or condition of lacking humor.
- hyper-realism — interest in or concern for the actual or real, as distinguished from the abstract, speculative, etc.
- hypersplenism — an abnormal condition characterized by an enlarged spleen that prematurely destroys red blood cells or platelets.
- hypsometrical — Of or pertaining to hypsometry.
- ileocolostomy — the surgical formation of an artificial opening between the ileum and the colon.
- illegitimizes — illegitimatize.
- immarcescible — (rare) Permanent, enduring; that does not perish.
- immaterialise — Alt form immaterialize.
- immaterialism — the doctrine that there is no material world, but that all things exist only in and for minds.
- immaterialist — A supporter of the philosophy of immaterialism.
- immovableness — The quality of being immovable.
- immutableness — The state of being immutable; unchangeableness.
- impactfulness — The quality of being impactful.
- impartialness — The quality of being impartial.
- impecuniously — In an impecunious manner.
- imperialistic — the policy of extending the rule or authority of an empire or nation over foreign countries, or of acquiring and holding colonies and dependencies.
- impermissible — not permissible or allowable; unallowable.
- impermissibly — (chiefly, legal) In a way or to an extent that is not permissible.
- impersonalise — to make impersonal: The dial system impersonalized the telephone.
- impersonalism — the practice of maintaining impersonal relations with individuals or groups.
- impersonality — absence of human character or of the traits associated with the human character: He feared the impersonality of a mechanized world.
- impersonalize — to make impersonal: The dial system impersonalized the telephone.