13-letter words containing p, y, t, h
- hyposecretion — a diminished secretion.
- hyposensitive — low or diminished sensitivity to stimulation.
- hyposensitize — to cause (a person) to become less sensitive to (a substance producing an allergic reaction); desensitize.
- hyposexuality — A significantly low level of sexuality.
- hypostatizing — Present participle of hypostatize.
- hypothecating — Present participle of hypothecate.
- hypothecation — to pledge to a creditor as security without delivering over; mortgage.
- hypothesising — Present participle of hypothesise.
- hypothesizing — to form a hypothesis.
- hypotheticals — Plural form of hypothetical.
- hypoventilate — (intransitive) To undergo hypoventilation.
- hypsometrical — Of or pertaining to hypsometry.
- hystricomorph — any rodent of the suborder Hystricomorpha, which includes porcupines, cavies, agoutis, and chinchillas
- ichthyopsidan — a member of the class Ichthyopsida
- immunotherapy — treatment designed to produce immunity to a disease or enhance the resistance of the immune system to an active disease process, as cancer.
- in the pay of — If you say that someone is in the pay of a certain person or group, you disapprove of the fact that they are being paid by and are working for that person or group, often secretly or illegally.
- inhospitality — lack of hospitality; inhospitable attitude toward or treatment of visitors, guests, etc.
- intertriglyph — metope.
- kenyapithecus — a genus of fossil hominoids of middle Miocene age found in Kenya and having large molars, small incisors, and powerful chewing muscles.
- kinesitherapy — a movement-based therapy
- leptophyllous — (of plants) having long slender leaves
- light therapy — therapeutic exposure to full-spectrum artificial light that simulates sunlight, used to treat various conditions, as seasonal affective disorder.
- lipodystrophy — A disorder characterized by abnormal or degenerative conditions of the body's adipose tissue.
- lithoglyptics — The art of cutting and engraving gems.
- lycanthropous — Lycanthropic.
- lymphadenitis — inflammation of a lymphatic gland.
- 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.
- mesaticephaly — the state or condition of being mesaticephalic or mesocephalic
- metallography — the study of the structure of metals and alloys by means of microscopy.
- metaphoricity — The power of a metaphor.
- metaphysician — a person who creates or develops metaphysical theories.
- metaphysicist — a person who creates or develops metaphysical theories.
- metaphysicize — to think, write, etc, metaphysically
- methoxy group — the univalent group CH 3 O−.
- methylparaben — a fine, white, needlelike substance, C 8 H 8 O 3 , used chiefly as a preservative in foods and pharmaceuticals.
- methylpropane — (organic compound) isobutane.
- methylpropene — (organic compound) IUPAC name for isobutylene.
- molly pitcher — Molly (Mary Ludwig Hays McCauley) 1754–1832, American Revolutionary heroine.
- monophysitism — (Christianity) A Christian belief which holds that the human nature of Jesus Christ was essentially absorbed by the divine, and thus that he essentially had but one nature, contrary to the orthodox view that Christ has two natures, both fully human and fully divine. A variant is apollonarianism, which has gnostic overtones and used hellenistic ideas alien to orthodox Christianity.
- morpho-syntax — the study of the morphological and syntactic properties of linguistic or grammatical units.
- musicotherapy — the treatment of mental disorders with music
- mycetophagous — That feeds on fungi.
- mythographies — Plural form of mythography.
- naphthylamine — (organic compound) Either of two isomeric primary amines derived from naphthalene; they occur in crude oil, and are used in the preparation of dyes and other compounds.
- onychophagist — the practice of biting one's nails, especially when done habitually and as a symptom of emotional disturbance.