archaean | (adjective) of or relating to the earliest known rocks formed during the Precambrian Eon | Synonyms: archean |
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archaebacteria | (noun) considered ancient life forms that evolved separately from bacteria and blue-green algae | Synonyms: archaebacterium, archaeobacteria, archeobacteria |
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archaebacterium | (noun) considered ancient life forms that evolved separately from bacteria and blue-green algae | Synonyms: archaebacteria, archaeobacteria, archeobacteria |
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archaeobacteria | (noun) considered ancient life forms that evolved separately from bacteria and blue-green algae | Synonyms: archaebacteria, archaebacterium, archeobacteria |
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archaeologic | (adjective) related to or dealing with or devoted to archaeology | Synonyms: archaeological, archeologic, archeological |
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archaeological | (adjective) related to or dealing with or devoted to archaeology | Synonyms: archaeologic, archeologic, archeological |
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archaeologist | (noun) an anthropologist who studies prehistoric people and their culture | Synonyms: archeologist |
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archaeology | (noun) the branch of anthropology that studies prehistoric people and their cultures | Synonyms: archeology |
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archaeopteryx | (noun) extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds | Synonyms: Archaeopteryx lithographica, archeopteryx |
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archaeornis | (noun) extinct primitive toothed bird with a long feathered tail and three free clawed digits on each wing | - |
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archaeozoic | (adjective) of or belonging to earlier of two divisions of the Precambrian era | Synonyms: archeozoic |
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archaic | (adjective) little evolved from or characteristic of an earlier ancestral type | Synonyms: primitive |
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(adjective) so extremely old as seeming to belong to an earlier period | Synonyms: antediluvian, antiquated |
archaicism | (noun) the use of an archaic expression | Synonyms: archaism |
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archaise | (verb) give an archaic appearance of character to | Synonyms: archaize |
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archaism | (noun) the use of an archaic expression | Synonyms: archaicism |
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archaist | (noun) an expert or collector of antiquities | Synonyms: antiquarian, antiquary |
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(noun) a person who archaizes | - |
archaistic | (adjective) imitative of an archaic style or manner | - |
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archaize | (verb) give an archaic appearance of character to | Synonyms: archaise |
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archangel | (noun) an angel ranked above the highest rank in the celestial hierarchy | - |
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(noun) a biennial cultivated herb; its stems are candied and eaten and its roots are used medicinally | Synonyms: Angelica Archangelica, garden angelica |
archangelic | (adjective) of or relating to or resembling archangels | Synonyms: archangelical |
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archangelical | (adjective) of or relating to or resembling archangels | Synonyms: archangelic |
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archbishop | (noun) a bishop of highest rank | - |
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archbishopric | (noun) the territorial jurisdiction of an archbishop | - |
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archdeacon | (noun) (Anglican Church) an ecclesiastical dignitary usually ranking just below a bishop | - |
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archdeaconry | (noun) the territorial jurisdiction of an archdeacon | - |
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archdiocesan | (adjective) of or relating to an archdiocese | - |
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archdiocese | (noun) the diocese of an archbishop | - |
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archducal | (adjective) belonging to or befitting an archduke or his archduchy | - |
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archduchess | (noun) a wife or widow of an archduke or a princess of the former ruling house of Austria | - |
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archduchy | (noun) the domain controlled by an archduke or archduchess | - |
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archduke | (noun) a sovereign prince of the former ruling house of Austria | - |
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archean | (adjective) of or relating to the earliest known rocks formed during the Precambrian Eon | Synonyms: archaean |
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arched | (adjective) constructed with or in the form of an arch or arches | - |
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(adjective) forming or resembling an arch | Synonyms: arced, arching, arciform, arcuate, bowed |
archegonial | (adjective) of or relating to an archegonium | Synonyms: archegoniate |
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archegoniate | (adjective) of or relating to an archegonium | Synonyms: archegonial |
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archegonium | (noun) a female sex organ occurring in mosses, ferns, and most gymnosperms | - |
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archenteron | (noun) central cavity of the gastrula; becomes the intestinal or digestive cavity | - |
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archeobacteria | (noun) considered ancient life forms that evolved separately from bacteria and blue-green algae | Synonyms: archaebacteria, archaebacterium, archaeobacteria |
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archeologic | (adjective) related to or dealing with or devoted to archaeology | Synonyms: archaeologic, archaeological, archeological |
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archeological | (adjective) related to or dealing with or devoted to archaeology | Synonyms: archaeologic, archaeological, archeologic |
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archeologist | (noun) an anthropologist who studies prehistoric people and their culture | Synonyms: archaeologist |
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archeology | (noun) the branch of anthropology that studies prehistoric people and their cultures | Synonyms: archaeology |
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archeopteryx | (noun) extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds | Synonyms: archaeopteryx, Archaeopteryx lithographica |
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archeozoic | (adjective) of or belonging to earlier of two divisions of the Precambrian era | Synonyms: archaeozoic |
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archepiscopal | (adjective) of or associated with an archbishop | Synonyms: archiepiscopal |
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archer | (noun) a person who is expert in the use of a bow and arrow | Synonyms: bowman |
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archerfish | (noun) any of several small freshwater fishes that catch insects by squirting water at them and knocking them into the water; found in Indonesia and Australia | Synonyms: Toxotes jaculatrix |
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archery | (noun) the sport of shooting arrows with a bow | - |
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archespore | (noun) primitive cell or group of cells from which a mother cell develops | Synonyms: archesporium |
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archesporial | (adjective) of or relating to the cells in a sporangium that give rise to spores | - |
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archesporium | (noun) primitive cell or group of cells from which a mother cell develops | Synonyms: archespore |
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archetypal | (adjective) representing or constituting an original type after which other similar things are patterned | Synonyms: archetypical, prototypal, prototypic, prototypical |
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archetype | (noun) something that serves as a model or a basis for making copies | Synonyms: original, pilot |
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archetypical | (adjective) representing or constituting an original type after which other similar things are patterned | Synonyms: archetypal, prototypal, prototypic, prototypical |
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archiannelid | (noun) small primitive marine worm lacking external segmentation and resembling polychaete larvae | - |
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archidiaconal | (adjective) of or relating to an archdeacon or his office | - |
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archidiaconate | (noun) office or position of an archdeacon | - |
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archiepiscopal | (adjective) of or associated with an archbishop | Synonyms: archepiscopal |
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archil | (noun) any of various lecanoras that yield the dye archil | Synonyms: orchil |
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(noun) a purplish dye obtained from orchil lichens | Synonyms: cudbear, orchil |
archimandrite | (noun) the superior of an abbey of monks | Synonyms: abbot |
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archine | (noun) a Russian unit of length (71 cm) | - |
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arching | (adjective) forming or resembling an arch | Synonyms: arced, arched, arciform, arcuate, bowed |
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archipallium | (noun) the olfactory cortex of the cerebrum | Synonyms: paleocortex |
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archipelagic | (adjective) relating to or part of an archipelago | - |
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archipelago | (noun) a group of many islands in a large body of water | - |
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architect | (noun) someone who creates plans to be used in making something (such as buildings) | Synonyms: designer |
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architectonic | (adjective) of or pertaining to construction or architecture | Synonyms: tectonic |
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architectonics | (noun) the science of architecture | Synonyms: tectonics |
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architectural | (adjective) of or pertaining to the art and science of architecture | - |
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architecturally | (adverb) with regard to architecture | - |
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architecture | (noun) the profession of designing buildings and environments with consideration for their esthetic effect | - |
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(noun) an architectural product or work | - |
(noun) (computer science) the structure and organization of a computer's hardware or system software | Synonyms: computer architecture |
(noun) the discipline dealing with the principles of design and construction and ornamentation of fine buildings | - |
architeuthis | (noun) largest mollusk known about but never seen (to 60 feet long) | Synonyms: giant squid |
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architrave | (noun) the lowest part of an entablature; rests immediately on the capitals of the columns | - |
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(noun) the molding around a door or window | - |
archival | (adjective) of or relating to or contained in or serving as an archive | - |
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archive | (noun) a depository containing historical records and documents | - |
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(verb) put into an archive | Synonyms: file away |
archives | (noun) collection of records especially about an institution | - |
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archivist | (noun) a person in charge of collecting and cataloguing archives | - |
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archly | (adverb) in an arch manner; with playful slyness or roguishness | - |
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archness | (noun) inappropriate playfulness | Synonyms: impertinence, perkiness, pertness, sauciness |
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archosaur | (noun) extinct reptiles including: dinosaurs, plesiosaurs, pterosaurs, ichthyosaurs, thecodonts | Synonyms: archosaurian, archosaurian reptile |
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archosaurian | (adjective) of or relating to reptiles of the subclass Archosauria | - |
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(noun) extinct reptiles including: dinosaurs, plesiosaurs, pterosaurs, ichthyosaurs, thecodonts | Synonyms: archosaur, archosaurian reptile |
archpriest | (noun) a senior clergyman and dignitary | Synonyms: hierarch, high priest, prelate, primate |
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archway | (noun) a passageway under a curved masonry construction | Synonyms: arch |
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arethusa | (noun) any of several bog orchids of the genus Arethusa having 1 or 2 showy flowers | - |
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aright | (adverb) in an accurate manner | Synonyms: correctly, right |
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arishth | (noun) large semi-evergreen tree of the East Indies; trunk exudes a tenacious gum; bitter bark used as a tonic; seeds yield an aromatic oil; sometimes placed in genus Melia | Synonyms: Azadirachta indica, margosa, Melia Azadirachta, neem, neem tree, nim tree |
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arithmancy | (noun) divination by means of numbers | - |
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arithmetic | (adjective) relating to or involving arithmetic | Synonyms: arithmetical |
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(noun) the branch of pure mathematics dealing with the theory of numerical calculations | - |
arithmetical | (adjective) relating to or involving arithmetic | Synonyms: arithmetic |
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arithmetically | (adverb) with respect to arithmetic | - |
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arithmetician | (noun) someone who specializes in arithmetic | - |
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armchair | (noun) chair with a support on each side for arms | - |
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armhole | (noun) a hole through which you put your arm and where a sleeve can be attached | - |
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aromatherapy | (noun) the therapeutic use of aromatic plant extracts and essential oils in baths or massage | - |
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arrhythmia | (noun) an abnormal rate of muscle contractions in the heart | Synonyms: cardiac arrhythmia |
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arrhythmic | (adjective) without regard for rhythm | Synonyms: arrhythmical |
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(adjective) lacking a steady rhythm | Synonyms: jerking, jerky |
arrhythmical | (adjective) without regard for rhythm | Synonyms: arrhythmic |
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arrowhead | (noun) the pointed head or striking tip of an arrow | - |
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arrowsmith | (noun) a maker of arrows | - |
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arsehole | (noun) vulgar slang for anus | Synonyms: arse, asshole, bunghole |
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