16-letter words containing p, e, l, r
- in quadruplicate — in four identical copies
- in-law apartment — a self-contained living area within a single-family home, as for an aging parent.
- incomprehensible — impossible to understand or comprehend; unintelligible.
- incomprehensibly — impossible to understand or comprehend; unintelligible.
- insect repellent — chemical that deters insects
- instrument panel — Also called instrument board. a panel on which are mounted an array of dials, lights, and gauges that monitor the performance of a machine or device, as an airplane.
- insurance policy — contract that insures sth
- interdependently — mutually dependent; depending on each other.
- internal capsule — a broad band of white fibres near the thalamus in each cerebral hemisphere
- interoperability — capable of being used or operated reciprocally: interoperable weapons systems.
- interpretability — to give or provide the meaning of; explain; explicate; elucidate: to interpret the hidden meaning of a parable.
- interpretational — the act of interpreting; elucidation; explication: This writer's work demands interpretation.
- interpretatively — In an interpretative manner.
- intimate apparel — lingerie (sense 2)
- inverted nipples — nipples which do not project from the breast but are retracted
- irreplaceability — The quality of being irreplaceable; inability to be replaced; (frequently) uniqueness.
- irrepressibility — The quality of being irrepressible.
- irresponsibility — said, done, or characterized by a lack of a sense of responsibility: His refusal to work shows him to be completely irresponsible.
- isle of portland — a rugged limestone peninsula in SW England, in Dorset, connected to the mainland by a narrow isthmus and by Chesil Bank: the lighthouse of Portland Bill lies at the S tip; famous for the quarrying of Portland stone, a fine building material. Pop (town): 12 000 (latest est)
- isopropylbenzene — cumene.
- james oglethorpe — James Edward, 1696–1785, British general: founder of the colony of Georgia.
- japanese lacquer — lacquer (def 2).
- japanese lantern — Chinese lantern.
- kellner eyepiece — a Ramsden eyepiece having an achromatic lens, used in binoculars.
- kepler telescope — astronomical telescope.
- khakass republic — a constituent republic of S central Russia, formerly in Krasnoyarsk Territory: formed in 1930. Capital: Abakan. Pop: 546 100 (2002). Area: 61 900 sq km (23 855 sq miles)
- kidney corpuscle — Malpighian corpuscle.
- kleptoparasitism — The parasitic theft of captured prey, nest material, etc. from animals of the same or another species.
- knapsack problem — the problem of determining which numbers from a given collection of numbers have been added together to yield a specific sum: used in cryptography to encipher (and sometimes decipher) messages.
- ladies'-eardrops — lady's-earrings.
- lady of pleasure — a prostitute.
- land-poor farmer — a farmer who owns much unprofitable land and lacks the money to maintain its fertility or improve it
- laplace operator — the operator ∂2/∂x2 + ∂2/∂y2 + ∂2/∂z2,
- large-print book — a book where the text is printed in larger text than normal, so as to make it easier to read, esp for the visually impaired
- laserdisc player — a device that plays laserdiscs
- laurentides park — a national park in SE Canada, in Quebec province between the St. Lawrence and Lake St. John.
- leap in the dark — to spring through the air from one point or position to another; jump: to leap over a ditch.
- learner's permit — A learner's permit is a license that allows you to drive a vehicle before you have passed your driving test.
- learning process — a process of learning
- led page printer — LED printer
- left parenthesis — (character) "(". ASCII character 40. Common names: left paren; left parenthesis; left; open; paren (")" = thesis); open paren; open parenthesis; left parenthesis; left banana. Rare: so (")" = already); lparen; ITU-T: opening parenthesis; open round bracket, left round bracket, INTERCAL: wax (")" = wane); parenthisey (")" = unparenthisey); left ear. Paired with right parenthesis (")").
- legal department — the department that deals with legal matters
- legal separation — judicial separation.
- leptosporangiate — (of ferns) having each sporangium developing from a single cell, rather than from a group, and normally with specialized explosive spore dispersal
- lesser spearwort — a Eurasian ranunculaceous plant, R. flammula, of the genus Ranunculus, which grows in wet places and has long narrow leaves and yellow flowers
- levallois-perret — a suburb of Paris, in N France, on the Seine.
- level descriptor — one of a set of criteria used to assess the performance of a pupil in a particular subject
- lever escapement — an escapement in which a pivoted lever, made to oscillate by the escape wheel, engages a balance staff and causes it to oscillate.
- library pictures — a caption used to alert viewers that footage being broadcast is from an earlier time and is not happening now
- light microscope — microscope (def 1).