13-letter words containing e, p, a, x
- proxy gateway — proxy server
- sacral plexus — a nerve network originating from the nerves of the sacral spine and innervating large areas of the lower trunk and legs, especially via the sciatic nerves.
- saint-exupery — Antoine de [ahn-twan duh] /ɑ̃ˈtwan də/ (Show IPA), 1900–45, French author and aviator.
- sexploitation — the exploitation of sex in films, magazines, etc.
- soapbox derby — a race between children in homemade racing carts
- spermatotoxic — spermotoxic.
- spermatotoxin — spermotoxin.
- tax duplicate — the certification of real-estate assessments to the taxing authorities
- tax exemption — immunity from paying tax
- tax inspector — a government official whose job is to make sure that people and companies are paying the right amount of tax
- texture paint — a finish paint having an insoluble additive, as sand, for giving a slightly rough textural effect.
- unexceptional — not exceptional; not unusual or extraordinary.
- unexpectantly — having expectations; expecting: an excited, expectant audience.
- unexplainable — to make plain or clear; render understandable or intelligible: to explain an obscure point. Synonyms: explicate. Antonyms: confuse.
- unexplainably — to make plain or clear; render understandable or intelligible: to explain an obscure point. Synonyms: explicate. Antonyms: confuse.
- unexplanatory — serving to explain: an explanatory footnote.
- unix man page — Unix manual page
- x-ray therapy — treatment of a disease using controlled quantities of x-rays.
- xerophthalmia — abnormal dryness of the eyeball characterized by conjunctivitis, caused by a deficiency of tears and attributed to a lack of vitamin A.
- xerophthalmic — Of or pertaining to xerophthalmia.
- zoopraxiscope — an early type of motion-picture projector, designed by Eadweard Muybridge, in which the images were drawings or photographs placed along the rim of a circular glass plate, the shutter was a rotating opaque disk with radial slots, and a limelight source was used.