12-letter words containing s, p, i, r, l, a
- lady-slipper — cypripedium
- lamplighters — Plural form of lamplighter.
- laparoscopic — a flexible fiberoptic instrument, passed through a small incision in the abdominal wall and equipped with biopsy forceps, an obturator, scissors or the like, with which to examine the abdominal cavity or perform minor surgery.
- laparotomies — Plural form of laparotomy.
- lateral lisp — a speech defect consisting in pronouncing s and z like or nearly like the th- sounds of thin and this, respectively.
- laureateship — a person who has been honored for achieving distinction in a particular field or with a particular award: a Nobel laureate.
- leprosariums — Plural form of leprosarium.
- linear space — vector space.
- liposarcomas — Plural form of liposarcoma.
- litmus paper — a strip of paper impregnated with litmus, used as a chemical indicator.
- malapropisms — Plural form of malapropism.
- malpractices — Plural form of malpractice.
- manipulators — Plural form of manipulator.
- manuscriptal — (obsolete) Of or pertaining to manuscript.
- marlinespike — a pointed iron implement used in separating the strands of rope in splicing, marling, etc.
- marlingspike — Alternative spelling of marlinspike.
- microcapsule — a tiny capsule, 20–150 microns in diameter, used for slow-release application of drugs, pesticides, flavors, etc.
- microphallus — The condition of having an abnormally small penis; micropenis.
- milk parsley — a wetland plant belonging to the family Apiaceae
- milliamperes — Plural form of milliampere.
- misappraisal — the act of estimating or judging the nature or value of something or someone.
- misportrayal — the act of portraying.
- morphallaxis — Biology. the regeneration of a destroyed body part by the reorganization of its remaining cells.
- neuroplastic — Of or pertaining to neuroplasticity.
- nonspherical — not spherical
- nonspiritual — Not spiritual.
- np-hilarious — (humour) An algorithm whose complexity is a joke, either literally, as in BogoSort, or metaphorically.
- oilseed rape — Oilseed rape is a plant with yellow flowers which is grown as a crop. Its seeds are crushed to make cooking oil.
- old prussian — a Baltic language extinct since the 17th century. Abbreviation: OPruss.
- oligospermia — (medicine) Low volume of semen.
- ophiolatrous — of, relating to, or practising snake-worshipping
- oppressional — Exhibiting or relating to oppression.
- optoisolator — A device that transmits a signal optically between two isolated electronic circuits.
- oscillograph — a device for recording the wave-forms of changing currents, voltages, or any other quantity that can be translated into electric energy, as sound waves.
- palindromist — a word, line, verse, number, sentence, etc., reading the same backward as forward, as Madam, I'm Adam or Poor Dan is in a droop.
- palm springs — a city in S California: resort.
- paradisaical — paradisiacal.
- paradisiacal — of, like, or befitting paradise.
- parallelwise — in a parallel manner
- paralysingly — in a manner that paralyses
- parasitology — the branch of biology dealing with parasites and the effects of parasitism.
- parasol pine — stone pine (def 1).
- parish clerk — an official designated to carry out various duties, either for a church parish or a parish council
- parisyllabic — (of a noun or verb, in inflected languages) containing the same number of syllables in all or almost all inflected forms
- parochialise — to make parochial.
- parochialism — a parochial character, spirit, or tendency; excessive narrowness of interests or view; provincialism.
- parochialist — a parochial character, spirit, or tendency; excessive narrowness of interests or view; provincialism.
- particulates — very small particles of a substance, esp those that are produced when fuel is burned
- patroclinous — inheritance in which the traits of the offspring are derived primarily from the paternal parent (opposed to matrocliny).
- pearl primus — Pearl, 1919–1994, U.S. dancer, born in Trinidad.