11-letter words starting with on
- oncogenesis — the generation of tumors.
- oncogenetic — the generation of tumors.
- oncological — (oncology) Of or pertaining to oncology.
- oncologists — Plural form of oncologist.
- oncoprotein — (genetics, oncology, protein) A protein that is coded for by an oncogene.
- oncoviruses — Plural form of oncovirus.
- one and all — being or amounting to a single unit or individual or entire thing, item, or object rather than two or more; a single: one woman; one nation; one piece of cake.
- one another — each other
- one o'clock — one hour after noon or midnight
- one old cat — a form of baseball in which there is a home plate and one other base, and in which a player remains at bat and scores runs by hitting the ball and running to the base and back without being put out.
- one's folks — one's family or relatives, esp. one's parents
- one-nighter — one-night stand.
- one-worlder — a person who supports or believes in any of various movements to establish a world government or a federation of nations stronger than any individual nation, for the purpose of promoting the common good.
- oneida lake — a lake in central New York. 20 miles (32 km) long; 5 miles (8 km) wide.
- oneirically — In an oneiric fashion.
- oneirodynia — restless, disturbed sleep, characterized by nightmares and sleepwalking
- oneiromancy — divination through dreams.
- oneiroscopy — the interpretation or study of dreams
- onerousness — The state or characteristic of of being onerous.
- ongoingness — The condition of being ongoing.
- onion gravy — a type of gravy made with onions and stock and usually served with meat
- onomasticon — a list or collection of proper names.
- onomatology — onomastics.
- onomatopeia — Alternative spelling of onomatopoeia.
- onomatopeic — Alternative form of onomatopoeic.
- onside kick — a kickoff deliberately kicked a short distance in an attempt by the kicking team to regain possession of the ball by recovering it after it has traveled forward the legally required distance of 10 yards, beyond the 50-yard line.
- onslaughter — An onslaught.
- ontogenesis — the development or developmental history of an individual organism.
- ontogenetic — the development or developmental history of an individual organism.
- ontological — of or relating to ontology, the branch of metaphysics that studies the nature of existence or being as such; metaphysical: Some of the U.S. founders held an ontological belief in natural rights.
- ontologised — Simple past tense and past participle of ontologise.
- onychectomy — The surgical removal of claws.
- onycholysis — (medicine) The loosening or separation of a fingernail or toenail from its bed.
- onychomancy — a form of divination through use of the fingernails
- onychophagy — the habit of biting one's fingernails
- onyx marble — Mexican onyx.