16-letter words containing p, e, t, i, o, s
- to coin a phrase — You say 'to coin a phrase' to show that you realize you are making a pun or using a cliché.
- to dip your toes — If you dip your toes into something or dip your toes into the waters of something, you start doing that thing slowly and carefully, because you are not sure whether it will be successful or whether you will like it.
- to pass the time — If you do something to pass the time you do it because you have some time available and not because you really want to do it.
- to pay dividends — If something pays dividends, it brings advantages at a later date.
- to rest in peace — If you express the wish that a dead person may rest in peace, you are showing respect and sympathy for him or her. 'Rest in peace' or 'RIP' is also sometimes written on gravestones.
- top drive system — A top drive system is a system which includes a motor that turns the drill string, used instead of the kelly.
- topical-sentence — a sentence that expresses the essential idea of a paragraph or larger section, usually appearing at the beginning.
- topless swimsuit — swimsuit which has no covering for the breasts
- 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.
- torsion pendulum — a pendulum the weight of which is rotated alternately in opposite directions through a horizontal plane by the torsion of the suspending rod or spring: used for clocks intended to run a long time between windings.
- transpeptidation — the process of transferring an amino acid or group of amino acids from one compound to another.
- transport police — the national police force for railways in Britain, which protects rail operators, staff and passengers
- trap-door spider — any of several burrowing spiders, of the family Ctenizidae, that construct a tubular nest with a hinged lid.
- trial separation — an experimental period of living apart
- triple-expansion — noting a power source, especially a steam engine, using the same fluid at three successive stages of expansion to do work in three or more cylinders.
- turn upside down — invert
- two-tailed pasha — a distinctive vanessid butterfly of S Europe, Charaxes jasius, having mottled brown wings with a yellow-orange margin and frilled hind edges
- uncinate process — a curved, bony process on certain ribs of birds that projects backward and overlaps the succeeding rib, serving to strengthen the thorax.
- underconsumption — the act of consuming, as by use, decay, or destruction.
- united provinces — (used with a singular or plural verb) former name of Uttar Pradesh.
- upsilon particle — the 20th letter of the Greek alphabet (Υ, υ).
- will-o'-the-wisp — ignis fatuus (def 1).
- world exposition — world's fair.
- writ of subpoena — a legal document commanding the attendance in court, as a witness, of the person on whom it is served, under a penalty
- zenith telescope — a telescope mounted to point only at the zenith, used at some observatories for measuring time by the stars.