10-letter words containing p, l, y, i
- heliophyte — a plant that grows best in full sunlight.
- heliotropy — the growth of plants in a particular direction as a response to the stimulus of light, heliotropism
- hexaploidy — the condition of being a hexaploid
- hieroglyph — Also, hieroglyphical. designating or pertaining to a pictographic script, particularly that of the ancient Egyptians, in which many of the symbols are conventionalized, recognizable pictures of the things represented.
- hippolytus — Also, Hippolytos [hi-pol-i-tuh s, -tos] /hɪˈpɒl ɪ təs, -ˌtɒs/ (Show IPA). Classical Mythology. the son of Theseus who was falsely accused by his stepmother, Phaedra, of raping her after he had rejected her advances and who was killed by Poseidon in response to the plea of Theseus.
- holophytic — (of a plant) obtaining energy by synthesizing inorganic substances; autotrophic.
- hospitably — receiving or treating guests or strangers warmly and generously: a hospitable family.
- hydrophile — (chemistry) Any hydrophilic substance.
- hylotropic — (of a substance) capable of undergoing a change in phase, as from a liquid to a gas, with no change in the original proportions of its constituents.
- hypalgesia — decreased sensitivity to pain (opposed to hyperalgesia).
- hyperalgia — an exaggerated sense of pain (opposed to hypalgesia).
- hyperbolic — having the nature of hyperbole; exaggerated.
- hyperdulia — the veneration offered to the Virgin Mary as the most exalted of creatures.
- hypergolic — (especially of rocket-fuel propellant constituents) igniting spontaneously upon contact with a complementary substance.
- hyperlight — Faster than light speed.
- hyperlinks — Plural form of hyperlink.
- hypermiler — to improve fuel mileage in a motor vehicle, as by adopting certain driving techniques or making design alterations to the vehicle.
- hyperploid — having a chromosome number that is greater than but not a multiple of the diploid number.
- hypohalite — (chemistry) any salt of a hypohalous acid, having a general formula M(OX)n.
- hypolimnia — Plural form of hypolimnion.
- hypolithic — growing beneath rocks.
- hypolydian — denoting a plagal mode represented by the diatonic scale from D to D
- hypomotile — Less than usually motile.
- hypoplasia — Pathology. abnormal deficiency of cells or structural elements.
- hypoptilum — (ornithology) An aftershaft.
- ideal type — a construct abstracted from experience in which individual elements are combined to form a whole that is conceptually independent of empirical factors or variables, but against which particular examples of the appropriate class found in life can be measured.
- impalpably — In an impalpable manner.
- impassably — In an impassable manner.
- impassibly — In an impassible manner.
- impeccably — faultless; flawless; irreproachable: impeccable manners.
- imperially — of, like, or pertaining to an empire.
- implacably — not to be appeased, mollified, or pacified; inexorable: an implacable enemy.
- implicitly — implied, rather than expressly stated: implicit agreement.
- imployment — Obsolete spelling of employment.
- impolitely — In an impolite manner; uncivilly; rudely.
- imposingly — very impressive because of great size, stately appearance, dignity, elegance, etc.: Notre Dame, Rheims, and other imposing cathedrals of France.
- impossibly — not possible; unable to be, exist, happen, etc.
- impotently — not potent; lacking power or ability.
- improbably — not probable; unlikely to be true or to happen: Rain is improbable tonight.
- improperly — not proper; not strictly belonging, applicable, correct, etc.; erroneous: He drew improper conclusions from the scant evidence.
- impudently — of, relating to, or characterized by impertinence or effrontery: The student was kept late for impudent behavior.
- inculpably — In an inculpable way; blamelessly.
- inexpertly — not expert; unskilled.
- inexpiably — In an inexpiable manner or degree; permitting no atonement.
- interglyph — a surface between two grooves, as on a triglyph.
- interplays — Plural form of interplay.
- intrepidly — In an intrepid manner; fearlessly; daringly; resolutely.
- isocephaly — (of a composition) having the heads of all figures on approximately the same level.
- isopycnals — Plural form of isopycnal.
- ivory palm — the palm bearing the common ivory nut.