16-letter words containing p, h, o, n, l
- tephrochronology — a geochronologic technique based on the dating of layers of volcanic ash.
- thalamencephalon — the diencephalon.
- the long paddock — a stockroute or roadside area offering feed to sheep and cattle in dry times
- the open college — (in Britain) a college of art founded in 1987 for mature students studying foundation courses in arts and crafts by television programmes, written materials, and tutorials
- three-point line — Basketball. a field goal worth three points, made from behind a specified line (three-point line)
- three-point play — a play in which a player sinks the free throw that was awarded when the player was fouled while scoring a basket.
- to change places — If you change places with another person, you start being in their situation or role, and they start being in yours.
- topsail schooner — a sailing vessel fore-and-aft rigged on all of two or more masts with square sails above the foresail, and often with a square sail before the foresail.
- unaccomplishable — to bring to its goal or conclusion; carry out; perform; finish: to accomplish one's mission.
- uncomprehensible — capable of being comprehended or understood; intelligible.
- under the plough — If an area of land is under the plough, it is used for growing crops. If land is brought or put under the plough, it is ploughed for the first time and is then used for growing crops.
- unpublished work — a literary work that has not been reproduced for sale or publicly distributed.
- upper lough erne — a lough in Northern Ireland, fed by the river Erne
- vapor channeling — Vapor channeling exists when vapor flow is distributed in an unequal way in a distillation vessel or stage.
- ventriculography — radiography of the ventricles of the heart after injection of a contrast medium
- voluntary helper — a person who aids or assists in a specified function of one's own accord and without compulsion or promise of remuneration
- windowpane shell — capiz.
- zenith telescope — a telescope mounted to point only at the zenith, used at some observatories for measuring time by the stars.