11-letter words containing o, y, s
- oxeye daisy — a composite plant, Chrysanthemum leucanthemum, having flowers with white rays and a yellow disk.
- oxygen mask — a masklike device placed or worn over the nose and mouth when inhaling supplementary oxygen from an attached tank.
- oxyrhynchus — a fish found in the Nile, sometimes depicted on Egyptian sculptures and coins
- oxysulphide — a compound containing an element combined with oxygen and sulphur
- oyster crab — a pea crab, Pinnotheres ostreum, the female of which lives as a commensal within the mantle cavity of oysters.
- oyster farm — a place where oyster beds are kept.
- oyster fork — a small, three-pronged fork, used especially in eating seafood.
- oyster pink — a delicate pinkish-white colour, sometimes with a greyish tinge
- oyster rake — a rake with a long handle and curved teeth for gathering in oysters from shallow waters
- oyster stew — a stew containing oysters
- oysterwoman — a woman who gathers, cultivates, or sells oysters.
- papyraceous — papery.
- parasensory — extrasensory.
- pay station — a machine where you can pay for parking, as in a car park, etc
- pendulosity — the state or quality of being pendulous
- penny stock — common stock, usually highly speculative, selling for less than a dollar a share.
- pentagynous — (of plants) belonging to the order Pentagynia, characterized by the presence of five styles or pistils
- pentastylos — a pentastyle building, as a classical temple.
- perichylous — (of a plant) having water-storing tissue outside the green tissue
- perissology — the use of a superfluity of words; an expression of something using more words than necessary
- persecutory — to pursue with harassing or oppressive treatment, especially because of religious or political beliefs, ethnic or racial origin, gender identity, or sexual orientation.
- person-year — a unit of measurement, especially in accountancy, based on an ideal amount of work done by one person in a year consisting of a standard number of person-days.
- personality — the visible aspect of one's character as it impresses others: He has a pleasing personality.
- phagocytose — phagocytize.
- photo essay — a group of photographs, usually with supplementary text, that conveys a unified story and is published as a book or as a feature in a magazine or newspaper.
- photo story — photo essay.
- photosystem — either of two pigment-containing systems, photosystem I or II, in which the light-dependent chemical reactions of photosynthesis occur in the chloroplasts of plants
- phraseology — manner or style of verbal expression; characteristic language: legal phraseology.
- phycologist — the branch of botany dealing with algae.
- phyllotaxis — phyllotaxy.
- physiognomy — the face or countenance, especially when considered as an index to the character: a fierce physiognomy.
- physiolater — somebody who worships nature
- physiolatry — the worship of nature
- physiologic — of or relating to physiology.
- physiologus — an ancient Greek book containing stories and tales with moral content about real and mythical animals
- physiometry — measurement of the physiological functions of the body.
- phytosterol — Biochemistry. any of various sterols obtained from plants.
- phytotomist — someone who studies or who is an expert in phytotomy
- piatigorsky — Gregor [greg-er] /ˈgrɛg ər/ (Show IPA), 1903–76, U.S. cellist, born in Russia.
- pilot study — trial done for research
- pinocytoses — (of a cell) to take within by means of pinocytosis.
- pinocytosis — the transport of fluid into a cell by means of local infoldings by the cell membrane so that a tiny vesicle or sac forms around each droplet, which is then taken into the interior of the cytoplasm.
- piscatology — the art or science of fishing.
- plasmolysis — contraction of the protoplasm in a living cell when water is removed by exosmosis.
- play possum — opossum.
- playstation — (games, hardware) The leading family of games consoles, from Sony Corporation consisting of the original Playstation (PS1) and the Playstation 2 (PS2). The basic Playstations consist of a small box containing the processor and a DVD reader, with video outputs to connect to a TV, sockets for two game controllers, and a socket for one or two memory cards. The PS2 also has USB sockets. The PS2 can run PS1 software because the PS2's I/O processor is the same as the PS1's CPU.
- plyometrics — a system of exercise in which the muscles are repeatedly stretched and suddenly contracted
- poetry slam — a violent and noisy closing, dashing, or impact.
- polyamorous — noting or relating to polyamory, the practice or condition of participating simultaneously in more than one serious romantic or sexual relationship with the knowledge and consent of all partners.
- polyandrist — a woman who practices or favors polyandry.