10-letter words containing a, c, t, i, o
- oceanicity — the degree to which the climate of a place is influenced by the sea.
- ocellation — an eyelike spot or marking.
- ochratoxin — a toxin produced by Aspergillus ochraceus and several other molds that commonly contaminate cereal grains: causes intestinal inflammation and kidney and liver degeneration when ingested by animals.
- octandrian — relating to the classification Octandria or those plants that have eight stamens
- octaploidy — the fact of having or containing eight groups or sets of chromosomes
- octonaries — Plural form of octonary.
- officialty — the office, jurisdiction, or charge of an official
- officiated — Simple past tense and past participle of officiate.
- officiates — Third-person singular simple present indicative form of officiate.
- officiator — to perform the office of a member of the clergy, as at a divine service.
- oireachtas — the parliament of the Republic of Ireland, consisting of the president, the Dail Eireann, and the Seanad Eireann.
- olfactible — Having an odor; capable of being smelled.
- onomastics — the study of the origin, history, and use of proper names.
- ophthalmic — of or relating to the eye; ocular.
- optic axis — (in a crystal exhibiting double refraction) the direction or directions, uniaxial or biaxial, respectively, along which this phenomenon does not occur.
- oratorical — of, relating to, or characteristic of an orator or oratory: His oratorical prowess has led to political success.
- orbiculate — orbicular; rounded.
- orchardist — a person who owns, manages, or cultivates an orchard.
- organicist — Philosophy. the view that some systems resemble organisms in having parts that function in relation to the whole to which they belong. Compare holism (def 1).
- organicity — noting or pertaining to a class of chemical compounds that formerly comprised only those existing in or derived from plants or animals, but that now includes all other compounds of carbon.
- orthocaine — a methyl ester used for local anaesthesia
- oscillated — Simple past tense and past participle of oscillate.
- oscillates — Third-person singular simple present indicative form of oscillate.
- oscillator — Electronics. a circuit that produces an alternating output current of a certain frequency determined by the characteristics of the circuit components.
- oscitantly — in an oscitant manner
- oscitation — The act of yawning or gaping. Also figuratively.
- osculating — Present participle of osculate.
- osculation — the act of kissing.
- ostracised — Simple past tense and past participle of ostracise.
- ostracises — Third-person singular simple present indicative form of ostracise.
- ostracized — Simple past tense and past participle of ostracize.
- ostracizes — Third-person singular simple present indicative form of ostracize.
- otological — the science of the ear and its diseases.
- outachieve — (transitive) To surpass in achievement; to achieve more than.
- overacting — Present participle of overact.
- overaction — Excessive action (as of a muscle of the body).
- overactive — exceptionally or excessively active; too active.
- panic bolt — a bar that spans an emergency exit door on its interior and opens the latch when pressure is applied.
- panopticon — a building, as a prison, hospital, library, or the like, so arranged that all parts of the interior are visible from a single point.
- pantheonic — a domed circular temple at Rome, erected a.d. 120–124 by Hadrian, used as a church since a.d.
- pantomimic — the art or technique of conveying emotions, actions, feelings, etc., by gestures without speech.
- parabiotic — experimental or natural union of two individuals with exchange of blood.
- parodistic — parodic.
- pathogenic — Pathology. capable of producing disease: pathogenic bacteria.
- pathologic — of or relating to pathology.
- patrifocal — focused or centered on the father.
- patrilocal — virilocal.
- patrocliny — inheritance in which the traits of the offspring are derived primarily from the paternal parent (opposed to matrocliny).
- patronymic — (of family names) derived from the name of a father or ancestor, especially by the addition of a suffix or prefix indicating descent.
- pectoralis — either of two muscles on each side of the upper and anterior part of the thorax, the action of the larger (pectoralis major) assisting in drawing the shoulder forward and rotating the arm inward, and the action of the smaller (pectoralis minor) assisting in drawing the shoulder downward and forward.