13-letter words containing h, y, l, o, t
- hydrotelluric — (chemistry) Formed by hydrogen and tellurium.
- hydroxylation — (organic chemistry) The introduction of a hydroxyl group into a molecule, especially by the replacement of a hydrogen atom.
- hydroxymethyl — (organic chemistry, especially in combination) The univalent radical HO-CH2-.
- hygrometrical — Alternative form of hygrometric.
- hypermobility — An excess amount of elasticity in a bodily joint.
- hypermorality — conformity to the rules of right conduct; moral or virtuous conduct.
- hypermotility — excessive motility of the stomach or intestine (opposed to hypomotility).
- hyperrational — characterized by excessive rationality
- hypervelocity — extremely high velocity, as of projectiles, space vehicles, or accelerated nuclear particles.
- hypochlorites — Plural form of hypochlorite.
- hypometabolic — Relating to hypometabolism.
- hyposexuality — A significantly low level of sexuality.
- hypotheticals — Plural form of hypothetical.
- hypoventilate — (intransitive) To undergo hypoventilation.
- hypsometrical — Of or pertaining to hypsometry.
- ichthyofaunal — relating to ichthyofauna
- ichthyologist — the branch of zoology dealing with fishes.
- inhospitality — lack of hospitality; inhospitable attitude toward or treatment of visitors, guests, etc.
- isle of youth — Isle of, an island in the Caribbean, a special municipality in S Cuba. 1182 sq. mi. (3060 sq. km).
- kentish glory — a moth, Endromis versicolora, common in north and central Europe, having brown variegated front wings and, in the male, orange hindwings
- leptophyllous — (of plants) having long slender leaves
- liberty horse — (in a circus) a riderless horse that performs movements to verbal commands
- lipodystrophy — A disorder characterized by abnormal or degenerative conditions of the body's adipose tissue.
- literacy hour — (in England and Wales) a daily reading and writing lesson that was introduced into the national primary school curriculum in 1998 to raise standards of literacy
- lithoglyptics — The art of cutting and engraving gems.
- logarithmancy — Divination using logarithms.
- lonely hearts — of or for people seeking counseling or companionship to bring love or romance into their lives: a lonely-hearts column in the newspaper.
- lonely-hearts — of or for people seeking counseling or companionship to bring love or romance into their lives: a lonely-hearts column in the newspaper.
- lycanthropous — Lycanthropic.
- lymphatolysis — destruction of lymphatic vessels or of lymphoid tissue.
- lymphoblastic — (US, cytology, immunology) Of or pertaining to a lymphoblast.
- lymphocytosis — an abnormal increase in the number of lymphocytes in the blood.
- lymphomatosis — lymphoma spread throughout the body.
- lymphopoietin — (protein) A cytokine protein that has a function in T cell maturation.
- lymphotrophic — carrying nutrients from the lymph to the tissues.
- mealy-mouthed — avoiding the use of direct and plain language, as from timidity, excessive delicacy, or hypocrisy; inclined to mince words; insincere, devious, or compromising.
- metallography — the study of the structure of metals and alloys by means of microscopy.
- methyl oleate — an oily, clear to amber, water-insoluble liquid, C 1 9 H 3 6 O 2 , used chiefly as an intermediate for detergents, wetting agents, and emulsifiers.
- methyl violet — gentian violet
- methylglyoxal — pyruvic aldehyde.
- methylpropane — (organic compound) isobutane.
- methylpropene — (organic compound) IUPAC name for isobutylene.
- molly pitcher — Molly (Mary Ludwig Hays McCauley) 1754–1832, American Revolutionary heroine.
- mythologising — Present participle of mythologise.
- mythologizing — Present participle of mythologize.
- neuroethology — the study of the role of the nervous system in animal behaviour
- nonhaemolytic — relating to a transfusion reaction in which the red blood cells survive
- nonhysterical — not hysterical or funny
- norethynodrel — a progestin, C 2 0 H 2 6 O 2 , used in combination with an estrogen in some oral contraceptives.
- north babylon — a city on S Long Island, in SE New York.