10-letter words containing l, y, o
- palynology — the study of live and fossil spores, pollen grains, and similar plant structures.
- papyrology — the study of papyrus manuscripts.
- paroxysmal — any sudden, violent outburst; a fit of violent action or emotion: paroxysms of rage.
- pastorally — having the simplicity, charm, serenity, or other characteristics generally attributed to rural areas: pastoral scenery; the pastoral life.
- patrocliny — inheritance in which the traits of the offspring are derived primarily from the paternal parent (opposed to matrocliny).
- paul flory — Paul John, 1910–85, U.S. chemist: pioneer in research on polymers; Nobel Prize 1974.
- pelycosaur — any of a group of large primitive reptiles belonging to the extinct order Pelycosauria, abundant in North America and Europe during the Permian Period, often having a tall spinal sail.
- pennyroyal — an aromatic Old World plant, Mentha pulegium, of the mint family, having clusters of small purple flowers and yielding a pungent essential oil used medicinally and as an insect repellent.
- peptolysis — causing the hydrolysis of peptides.
- peptolytic — causing the hydrolysis of peptides.
- perilously — involving or full of grave risk or peril; hazardous; dangerous: a perilous voyage across the Atlantic in a small boat.
- personably — of pleasing personal appearance; handsome or comely; attractive.
- personally — through direct contact; in person; directly: I will thank him personally.
- personalty — personal estate or property.
- petroglyph — a drawing or carving on rock, made by a member of a prehistoric people.
- philomathy — an enjoyment of and passion for learning new facts and acquiring new knowledge
- philosophy — the rational investigation of the truths and principles of being, knowledge, or conduct.
- phlebology — the study of the anatomy, physiology, and diseases of veins.
- phlebotomy — the act or practice of opening a vein for letting or drawing blood as a therapeutic or diagnostic measure; venesection; bleeding.
- phloem ray — a vascular ray extending into or located entirely within the secondary phloem.
- phonically — of or relating to speech sounds.
- phosphoryl — a radical chemical consisting of phosphorus and oxygen, represented by the symbol pO
- photically — in a photic manner, by way of photic processes
- photoglyph — an engraved plate, produced by the action of light, and from which prints or impressions are taken
- photolyses — the chemical decomposition of materials under the influence of light.
- photolysis — the chemical decomposition of materials under the influence of light.
- phrenology — a psychological theory or analytical method based on the belief that certain mental faculties and character traits are indicated by the configurations of the skull.
- phycobilin — any of a class of red or blue-green pigments found in the red algae and cyanobacteria
- phylloclad — cladophyll
- phyllodium — phyllode.
- phyllotaxy — the arrangement of leaves on a stem or axis.
- phylloxera — any of several plant lice of the genus Phylloxera, especially P. vitifoliae (grape phylloxera) which attacks the leaves and roots of grapevines.
- phylogenic — the development or evolution of a particular group of organisms.
- physiology — the branch of biology dealing with the functions and activities of living organisms and their parts, including all physical and chemical processes.
- phytoplasm — protoplasm of a plant or plants.
- pillorying — a wooden framework erected on a post, with holes for securing the head and hands, formerly used to expose an offender to public derision.
- pink floyd — British rock group, formed in 1966: originally comprised Syd Barrett (1946–2006), Roger Waters (born 1944), Rick Wright (1945–2008), and Nick Mason (born 1945); Barrett was replaced by Dave Gilmour (born 1944) in 1968 and Waters left in 1986. Recordings include The Piper at the Gates of Dawn (1967), Dark Side of the Moon (1973), Wish You Were Here (1975), and The Wall (1979)
- plasmogamy — the fusion of the protoplasts of cells.
- plasmolyse — to subject (a cell) to plasmolysis or (of a cell) to undergo plasmolysis
- plasmolyze — to subject to or undergo plasmolysis
- plastogamy — the fusion of multiple cells without the fusion of their nuclei
- plastotype — a casting of a type specimen, especially of a fossil.
- plauditory — approving or laudatory
- play along — a dramatic composition or piece; drama.
- play havoc — to cause a great deal of damage, distress, or confusion (to)
- play hooky — play truant, be absent from school
- play house — to pretend in child's play to be grown-up people with the customary household duties
- play money — paper that is cut and printed to resemble paper money, often used in playing board games.
- play up to — a dramatic composition or piece; drama.
- playbroker — play agent.