13-letter words containing a, p, l, n, t, i
- progenitorial — characteristic of a progenitor
- proliferation — the growth or production of cells by multiplication of parts.
- prolification — the production of offspring
- propositional — the act of offering or suggesting something to be considered, accepted, adopted, or done.
- prostaglandin — Biochemistry. any of a class of unsaturated fatty acids that are involved in the contraction of smooth muscle, the control of inflammation and body temperature, and many other physiological functions.
- provincialist — a native or inhabitant of a province.
- provinciality — provincial character.
- provocational — the act of provoking.
- prudentialism — a regard for prudential, rather than moral, considerations
- prudentialist — a person who acts prudentially
- prudentiality — prudential nature or practice
- psilanthropic — relating to psilanthropism
- pulverization — to reduce to dust or powder, as by pounding or grinding.
- punctuational — punctuated equilibrium.
- purple martin — a large American swallow, Progne subis, the male of which is blue-black.
- pursuit plane — (formerly) an armed airplane designed for speed and maneuverability in fighting enemy aircraft.
- pusillanimity — the state or condition of being pusillanimous; timidity; cowardliness.
- pyrotechnical — of or relating to pyrotechnics.
- quality point — Education. grade point.
- quintuplicate — a group, series, or set of five copies or identical items, especially copies of typewritten matter.
- raising plate — wall plate (def 1).
- reapplication — an act or the process of reapplying a substance
- recompilation — the act of compiling: the compilation of documents.
- reduplication — the act of reduplicating; the state of being reduplicated.
- regulator pin — either of two pins on the regulators of certain timepieces, one on each side of the hairspring, that can be moved to adjust the rate of the timepiece.
- release print — Movies. print (def 31).
- republication — publication anew.
- resting place — grave
- rhaetian alps — a section of the central Alps along E Switzerland's borders with Austria and Italy. Highest peak: Piz Bernina, 4049 m (13 284 ft)
- salpingectomy — excision of the Fallopian tube.
- salpingostomy — the formation of an artificial opening into a Fallopian tube.
- satin slipper — a play (1925–28) by Paul Claudel.
- scapulimantic — relating to scapulimancy
- scotch plains — a township in NE New Jersey.
- semipalatinsk — a city in NE Kazakhstan, on the Irtysh River.
- semipalmation — the state of being semipalmate
- septentrional — northern; boreal
- sexploitation — the exploitation of sex in films, magazines, etc.
- single parent — mother or father without a partner
- single-parent — of or noting a family in which a parent brings up a child or children alone, without a partner: a single-parent family; a single-parent household.
- skepticalness — inclined to skepticism; having an attitude of doubt: a skeptical young woman who will question whatever you say.
- slip trailing — the act of decorating an object with a poured stream of slip.
- slipper satin — a fine satin fabric with a mat finish
- slipstreaming — Aeronautics. the airstream pushed back by a revolving aircraft propeller. Compare backwash (def 2), wash (def 31).
- spastic colon — a chronic condition of recurring abdominal pain with constipation or diarrhoea or both
- special agent — an investigator in a law enforcement agency.
- spectral line — a line in a spectrum due to the absorption or emission of light at a discrete frequency.
- sphagnologist — a person who studies sphagna
- splitting adz — a heavy stone tool used by prehistoric peoples in northwestern North America and northeastern Asia.
- sporting lady — a prostitute.