Skip to content A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Obozo Barack Obama. obpandurate Having a reverse pandurate shape, with the sinuosity toward the apex and the broadest part toward the base. obpyramid A pyramid with the apex downward; an inverse pyramid. obpyramidal Pyramidal, but having the apex downward; inversely pyramidal. obpyriform Having a shape that is in outline like that of a pear, with the base at the narrower end. Obrador A surname from Spanish Obradovich A surname from Serbo-Croatian. obradovicite An orthorhombic-dipyramidal pea green mineral containing arsenic, copper, hydrogen, iron, molybdenum, oxygen, potassium, and sodium. obrazovanshchina a class of people with superficial education but without the higher ethics of an educated person Obregon A surname from Spanish Obreja A village in Mihalț, Alba County, Romania. obreniform Having a reverse reniform shape, with the petiole opposite the notch. obreption The act of creeping upon with secrecy or by surprise. obreptitious Done or obtained by surprise, with secrecy, or by concealment of the truth. obreptitiously In an obreptitious manner. Obrero A barangay of Quezon City, Metro Manila, Philippines. Obringer A surname from German. Obrochta A surname from Polish. obrogate To annul a law by enacting a new law, as opposed to repealing the former law. obrogation The act of obrogating. obrok A rent. obrotund Nearly but not completely round; roundish. obround A plane shape consisting of two semicircles connected by parallel lines tangent to their endpoints. Obrovac A town in Croatia. obruption Quick burial. obrution A rapid burial or smothering event. obs Police observation. obsagittate Of a reverse sagittate shape, with two pointed lobes extending at the apex. obscene Offensive to standards of decency or morality. obscenely In an obscene manner; vulgarly. obsceneness Quality of being obscene. obscenery Synonym of obscenity. obscenicon Synonym of grawlix (“string of typographical symbols used to represent obscenity”). obscenist One who behaves obscenely, or produces obscene works. obscenity Something that is obscene. obscurable Which can be obscured. obscurancy Synonym of obscurity. obscurant Acting or tending to confound, obfuscate, or obscure. obscurantic Employing obscurantism. obscurantism A state of opposition to human progress or enlightenment. obscurantist A practitioner of obscurantism; an obscurant. obscurantistic Of or relating to obscurantism. obscurantly In an obscurant (that is, obscuring or obfuscating) way; in such a way as to obscure; obfuscatingly. obscurate To obscure. obscuration The state of being obscured. obscurationism The policy of obscuration. obscurative Tending to obscure; making something unclear or abstruse. obscure Dark, faint or indistinct. obscured Made hidden, less visible, or dark. obscuredly In an obscured manner. obscurely In an obscure manner. obscurement The act of obscuring, or the state of being obscured. obscureness The state or quality of being obscure. obscurer One who, or that which, obscures. obscurification The act of making something obscure, or (in computing) obfuscating source code etc. obscurify to make obscure obscurin A protein in humans, related to titin and nebulin. obscuring The process of making obscure; a concealing or darkening. obscuringly So as to obscure something. obscurism The practice of being obscure. obscurist One who creates ambiguous works. obscurity Darkness; the absence of light. obsecrate To beseech; to supplicate; to implore. obsecration An earnest supplication made in the name of God obsecratory Expressing, or used in, entreaty; supplicatory. obsequence Compliance, obsequiousness, deference, willingness to serve. obsequency obsequiousness obsequent Obedient; submissive; obsequious. obsequial Relating to an obsequy or funeral rite. obsequiate To be obsequious to (someone). obsequience obsequiousness obsequies Funeral rites. obsequiosity Obsequiousness. obsequious Excessively eager and attentive to please or to obey instructions; fawning, subservient, servile. obsequiously In an obsequious manner. obsequiousness The quality of being obsequious; servile compliance. obsequity The state of being obsequious; unctuousness obsequy The last office for the dead. observability The state of being observable. observable Able to be observed. observableness observability observably To a detectable degree, sufficient to be observed. observance The practice of complying with a law, custom, command or rule. observandum A thing to be observed. observant Alert and paying close attention; watchful. Observantine Of or pertaining to the Observant branch of Franciscan friars Observantism The religious beliefs and practices of the Observants. Observantist Synonym of Observant (“member of Franciscan order”). observantly In an observant manner. observantness Quality of being observant. observate To observe. observation The act of observing, and the fact of being observed (see observance) observational Relating to observation, especially scientific observation. observationalism The philosophical approach that derives knowledge from observations. observationalist One who relies on empirical observations. observationality The property of being observational. observationally In an observational way. observative observant; watchful observator An observer. observatorial Relating to an observatory. observatorium An observatory. observatory A place where stars, planets and other celestial bodies are observed, usually through a telescope; also place for observing meteorological or other natural phenomena. observe To notice or view, especially carefully or with attention to detail. observed Exceptionally celebrated on a date other than the usual date. observedly In a way that is observed. observee One who is observed. observer One who makes observations, monitors or takes notice. observeress A female observer. observerless Without observers. observership The office or work of an observer. observing observation observingly Attentively, observantly. obsesh Obsession. obsess To be preoccupied with a single topic or emotion. obsessed Intensely preoccupied with or by a given topic or emotion; driven by a specified obsession. obsessedly With an obsession. obsessedness The quality of being obsessed; obsession. obsessee One who is the object of someone's obsession. obsessingly With an obsession; obsessively. obsession The quality of being obsessed; an unshakeable feeling that one topic or activity must be pursued above other interests. obsessional Marked by obsession obsessionalism obsessive behaviour obsessionality The quality of being obsessional. obsessionally In an obsessional manner. obsessionism Obsessiveness. obsessionist A person who has an obsession; an obsessive. obsessive Prone to cause obsession. obsessively In an obsessive manner. obsessiveness The characteristic of being obsessive. obsessoid Showing resemblance to obsessive-compulsive disorder. obsessor One who is obsessive about something. obsidian A type of naturally occurring black glass produced by volcanoes. obsidional Pertaining to a siege. obsidionary obsidional; relating to a siege obsidious besieging; besetting, obsessional obsign To seal; to confirm, as by a seal or stamp. obsignate To seal or ratify. obsignation The act of sealing or ratifying. obsignatory Ratifying; confirming by sealing. obsolesce To become or be rendered obsolete; to undergo obsolescence. obsolescence The state of being obsolete—no longer in use; gone into disuse; disused or neglected. obsolescent In the process of becoming obsolete, but not obsolete yet. obsolescently In an obsolescent manner. obsolete No longer in use or no longer useful; now disused or neglected (often in favour of something newer, better, or more fashionable); outmoded. obsoletely When out of date or no longer in use. obsoleteness The quality or state of being obsolete or no longer in use. obsoleter Something which obsoletes something else. obsoletion Obsolescence. obsoletism A disused word or phrase; an archaism. obsoletor Something which obsoletes something else.