7-letter words containing r, i, o
- incross — a mating between organisms that are both homozygous for the same allele.
- indoors — in or into a house or building: We stayed indoors during the storm.
- indorse — endorse.
- inferno — hell; the infernal regions.
- infero- — below and
- inforce — Obsolete spelling of enforce.
- informs — to give or impart knowledge of a fact or circumstance to: He informed them of his arrival.
- ingross — Archaic form of engross.
- ingroup — (systematics) In cladistics, the monophyletic group that includes all taxa of interest to the current study.
- ingrown — having grown into the flesh: an ingrown toenail.
- inkhorn — a small container of horn or other material, formerly used to hold writing ink.
- inorder — (transitive) To arrange; order; put in order.
- inroads — a damaging or serious encroachment: inroads on our savings.
- inshore — close or closer to the shore.
- insofar — to such an extent (usually followed by as): I will do the work insofar as I am able.
- instore — an establishment where merchandise is sold, usually on a retail basis.
- intoner — to utter with a particular tone or voice modulation.
- intorts — Third-person singular simple present indicative form of intort.
- introfy — to improve the ability of (a sanitary towel, nappy, etc) to absorb liquid
- introit — Roman Catholic Church. a part of a psalm with antiphon recited by the celebrant of the Mass at the foot of the altar and, at High Mass, sung by the choir when the priest begins the Mass.
- invigor — (obsolete) To invigorate.
- invitor — Informal. an invitation.
- invitro — (demoscene) An intro that provides details of a forthcoming demoparty to which viewers are invited.
- invoker — to call for with earnest desire; make supplication or pray for: to invoke God's mercy.
- ioduret — iodide
- ioniser — Alternative spelling of ionizer.
- ionizer — to separate or change into ions.
- ionomer — any of a class of plastics that because of its ionic bonding action is capable of conducting electric current.
- iration — (Rastafari) creation.
- iridous — containing trivalent iridium.
- irksome — annoying; irritating; exasperating; tiresome: irksome restrictions.
- iron-on — designed to be applied with heat and pressure, as by an iron: an iron-on patch for pants.
- ironies — the use of words to convey a meaning that is the opposite of its literal meaning: the irony of her reply, “How nice!” when I said I had to work all weekend.
- ironing — Chemistry. a ductile, malleable, silver-white metallic element, scarcely known in a pure condition, but much used in its crude or impure carbon-containing forms for making tools, implements, machinery, etc. Symbol: Fe; atomic weight: 55.847; atomic number: 26; specific gravity: 7.86 at 20°C. Compare cast iron, pig iron, steel, wrought iron.
- ironise — Alternative spelling of ironize.
- ironist — a person who uses irony habitually, especially a writer.
- ironize — to make ironical.
- ironman — An extremely tough and strong athlete, especially one who competes in extreme athletic competitions or in a large number of games consecutively.
- ironmen — Plural form of ironman.
- ironton — a city in S Ohio, on the Ohio River.
- isadora — a female given name: derived from Isidor.
- isadore — a male given name: from the Greek word meaning “gift of Isis.”.
- isidora — a female given name.
- isidore — a male given name.
- isobare — Meteorology. a line drawn on a weather map or chart that connects points at which the barometric pressure is the same.
- isobars — Meteorology. a line drawn on a weather map or chart that connects points at which the barometric pressure is the same.
- isochor — Physics.. Also, isochor. Also called isometric, isometric line. for a given substance, a curve graphing temperature against pressure, when the volume of the substance is held constant.
- isocrat — a government in which all individuals have equal political power.
- isoform — any of several forms of the same protein, derived either from the same gene or from different genes, each of which is similar in function to the others
- isogram — a line representing equality with respect to a given variable, used to relate points on maps, charts, etc.