7-letter words containing o, p, s, i
- impious — not pious or religious; lacking reverence for God, religious practices, etc.; irreligious; ungodly.
- imports — Plural form of import.
- imposed — to lay on or set as something to be borne, endured, obeyed, fulfilled, paid, etc.: to impose taxes.
- imposer — to lay on or set as something to be borne, endured, obeyed, fulfilled, paid, etc.: to impose taxes.
- imposes — Third-person singular simple present indicative form of impose.
- imposex — the acquisition of male characteristics by female organisms
- imposts — Plural form of impost.
- inkspot — an ink stain; spot of ink
- isoneph — a line on a weather map or chart connecting points having the same amount of cloudiness.
- isopach — a line drawn on a map connecting all points of equal thickness of a particular geologic formation.
- isopods — Plural form of isopod.
- isopyre — an impure variety of opal, containing alumina, lime, and iron sesquioxide.
- isospin — isotopic spin.
- isotope — any of two or more forms of a chemical element, having the same number of protons in the nucleus, or the same atomic number, but having different numbers of neutrons in the nucleus, or different atomic weights. There are 275 isotopes of the 81 stable elements, in addition to over 800 radioactive isotopes, and every element has known isotopic forms. Isotopes of a single element possess almost identical properties.
- isotopy — the quality or condition of being isotopic; isotopic character.
- isotype — a drawing, diagram, or other symbol that represents a specific quantity of or other fact about the thing depicted: Every isotype of a house on that chart represents a thousand new houses.
- kopeisk — a city in the SW Russian Federation in Asia, near the Urals.
- lipomas — Plural form of lipoma.
- lithops — living stones.
- loglisp — A version of Prolog implemented by Robinson in Lisp which allows Prolog programs to call Lisp and vice versa.
- logship — log chip.
- milksop — a weak or ineffectual person.
- miscopy — to copy incorrectly: to miscopy an address.
- misstop — (rare) To stop badly or wrongly.
- moshpit — The moshpit at a rock concert is the area in front of the stage where people jump up and down.
- nonslip — Designed to prevent slipping.
- oaklisp — (language) A portable object-oriented Scheme by K. Lang and Barak Perlmutter of Yale. Oaklisp uses a superset of Scheme syntax. It is based on generic operations rather than functions, and features anonymous classes, multiple inheritance, a strong error system, setters and locators for operations and a facility for dynamic binding. Version 1.2 includes an interface, bytecode compiler, run-time system and documentation.
- oedipus — a king of Thebes, the son of Laius and Jocasta, and the father by Jocasta of Eteocles, Polynices, Antigone, and Ismeme: as was prophesied at his birth, he unwittingly killed his father and married his mother and, in penance, blinded himself and went into exile.
- opiates — Plural form of opiate.
- opioids — Plural form of opioid.
- opposit — Archaic form of opposite.
- opsonic — of, relating to, or influenced by opsonin; capable of promoting phagocytosis.
- opsonin — a constituent of normal or immune blood serum that makes invading bacteria more susceptible to the destructive action of the phagocytes.
- options — Plural form of option.
- orphism — the religious or philosophical system of the Orphic school.
- orpines — Plural form of orpine.
- paisano — paisan.
- parison — a partially shaped mass of molten glass.
- parotis — a parotid gland
- passion — any powerful or compelling emotion or feeling, as love or hate.
- peneios — Modern Greek name of Salambria.
- pension — a fixed amount, other than wages, paid at regular intervals to a person or to the person's surviving dependents in consideration of past services, age, merit, poverty, injury or loss sustained, etc.: a retirement pension.
- peshito — the standard translation of the Old and New Testaments in ancient Syriac
- philos. — philosopher
- phlomis — a plant that belongs to the genus Phlomis and family Labiatae or Lamiaceae
- phobist — a person who suffers from an unusual fear or dread of something
- phonics — a method of teaching reading and spelling based upon the phonetic interpretation of ordinary spelling.
- phonies — not real or genuine; fake; counterfeit: a phony diamond.
- photics — the science of light.
- photism — a form of synesthesia in which a visual sensation, as of color or form, is produced by the sense of touch, hearing, etc.