%archa%

a. [ Gr. 'archai^os ancient, fr. 'archh` beginning. ] Ancient; pertaining to the earliest period in geological history. [ 1913 Webster ]

n. (Geol.) The earliest period in geological period, extending up to the Lower Silurian. It includes an Azoic age, previous to the appearance of life, and an Eozoic age, including the earliest forms of life. [ 1913 Webster ]

☞ This is equivalent to the formerly accepted term Azoic, and to the Eozoic of Dawson. [ 1913 Webster ]

, n. (Microbiol.) A group of single-celled microorganisms including the methanogens and some halophiles and thermoacidophiles, recognized in the 1970's by C. R. Woese and his colleagues as being a distinct group on the basis of RNA sequences, cell walls, and coenzymes differing from those of other microbes. It is believed to be an ancient form of living organism that evolved separately from the eubacteria and blue-green algae. It is classified as a separate kingdom by some taxonomists. See also The Archaebacteria. [ PJC ]

n. [ Gr. 'archai^os ancient + -graphy. ] A description of, or a treatise on, antiquity or antiquities. [ 1913 Webster ]

a. [ Gr. 'archai^os ancient + liqiko`s pertaining to a stone. ] (Archæol.) Of or pertaining to the earliest Stone age; -- applied to a prehistoric period preceding the Paleolithic age. [ 1913 Webster ]

n. An archæologist. [ 1913 Webster ]

{ } Relating to archæology, or antiquities; as, archæological researches. -- Ar`*chæ*o*log"ic*al*ly, adv. [1913 Webster]

n. One versed in archæology; an antiquary. Wright. [ 1913 Webster ]

n. [ Gr. 'archaiologi`a; 'archai^os ancient (fr. 'archh` beginning) + lo`gos discourse, le`gein to speak. ] The science or study of antiquities, esp. prehistoric antiquities, such as the remains of buildings or monuments of an early epoch, inscriptions, implements, and other relics, written manuscripts, etc. [ 1913 Webster ]

‖n. [ Gr. 'archai^os ancient + pte`ryx wing. ] (Paleon.) A fossil bird, of the Jurassic period, remarkable for having a long tapering tail of many vertebræ with feathers along each side, and jaws armed with teeth, with other reptilian characteristics. [ 1913 Webster ]

n. 1. an extinct primitive toothed bird with a long feathered tail and three free clawed digits on each wing. [ WordNet 1.5 ]

n. 1. 1 a subclass of primitive reptilelike fossil birds of the Jurassic or early Cretaceous.
Syn. -- subclass Archaeornithes [ WordNet 1.5 ]

a. [ Gr. 'archai^os ancient + sto`ma mouth. ] (Biol.) Applied to a gastrula when the blastopore does not entirely close up. [ 1913 Webster ]

a. [ Gr. 'archai^os ancient + zw^, on animal. ] (Zool.) Like or belonging to the earliest forms of animal life. [ 1913 Webster ]

2. (Geol.) formed in or belonging to the earlier of two divisions of the Precambrian era. archaeozoic life forms
Syn. -- archeozoic [ WordNet 1.5 ]

n. [ Gr. 'archai^os ancient + zw^, on animal. ] the time from 1.5 billion to 5 billion years ago; the time when the earth's crust formed; a time when only unicellular organisms and the earliest forms of life are present.
Syn. -- Archeozoic, Archeozoic era, Archaeozoic era [ WordNet 1.5 ]

a. [ Gr. 'archai:ko`s old-fashioned, fr. 'archai^os ancient. ] Of or characterized by antiquity or archaism; antiquated; obsolescent. [ 1913 Webster ]

a. Archaic. [ R. ] -- Ar*cha"ic*al*ly, adv. [1913 Webster]

n. [ Gr. 'archai:smo`s, fr. 'archai^os ancient, fr. 'archh` beginning: cf. F. archaïsme. See Arch, a. ] 1. An ancient, antiquated, or old-fashioned, word, expression, or idiom; a word or form of speech no longer in common use. [ 1913 Webster ]

2. Antiquity of style or use; obsoleteness. [ 1913 Webster ]

A select vocabulary corresponding (in point of archaism and remoteness from ordinary use) to our Scriptural vocabulary. De Quincey. [ 1913 Webster ]

n. 1. Am antiquary. [ 1913 Webster ]

2. One who uses archaisms. [ 1913 Webster ]

a. Like, or imitative of, anything archaic; pertaining to an archaism. [ 1913 Webster ]

v. t. [ imp. & p. p. Archaized p. pr. & vb. n. Archaizing. ] [ Gr. 'archai:`zein. ] To make appear archaic or antique. Mahaffy. [ 1913 Webster ]

n. [ L. archangelus, Gr. 'archa`ggelos: cf. OF. archangel, F. archange. See Arch-, pref., and Angel. ] 1. A chief angel; one high in the celestial hierarchy. Milton. [ 1913 Webster ]

2. (Bot.) A term applied to several different species of plants (Angelica archangelica, Lamium album, etc.). [ 1913 Webster ]

a. [ Cf. F. archangélique. ] Of or pertaining to archangels; of the nature of, or resembling, an archangel. Milton. [ 1913 Webster ]

prop. n. The type and sole genus of Carchariidae; the sand sharks.
Syn. -- genus Carcharias, Odontaspis, genus Odontaspis. [ WordNet 1.5 ]

prop. n. a natural family comprising the sand sharks; in some classifications coextensive with the family Carcharhinidae.
Syn. -- family Carchariidae, Odontaspididae, family Odontaspididae. [ WordNet 1.5 ]

prop. n. A genus of sharks including man-eating sharks, such as the great white shark, Carcharodon carcharias.
Syn. -- genus Carcharodon. [ WordNet 1.5 ]

n. [ LL. exarchatus, fr. L. exarchus: cf. F. exarchat. ] The office or the province of an exarch. Jer. Taylor. [ 1913 Webster ]

{ } a. Pertaining to a hierarch. “The great hierarchal standard.” Milton. [ 1913 Webster ]

n. (Cookery) A sauce consisting of brown sauce with mushrooms and red wine or madeira.
Syn. -- mushroom wine sauce. [ WordNet 1.5 ]

prop. n. The type genus of Marchantiaceae; liverworts that reproduce asexually by gemmae and have stalked antheridiophores.
Syn. -- genus Marchantia. [ WordNet 1.5 ]

prop. n. A natural family of liverworts with prostrate and usually dichotomously branched thalli.
Syn. -- family Marchantiaceae. [ WordNet 1.5 ]

prop. n. An oder of liverworts with gametophyte differentiated internally.
Syn. -- order Marchantiales. [ WordNet 1.5 ]

a. Of or pertaining to a matriarch; governed by a matriarch or matriarchs; as, a matriarchal society. [ 1913 Webster +PJC ]

n. The office or jurisdiction of a matriarch; a matriarchal form of government. [ 1913 Webster ]

a. Pertaining to a monarch; suiting a monarch; sovereign; regal; imperial. [ 1913 Webster ]

Satan, whom now transcendent glory raised
Above his fellows, with monarchal pride. Milton. [ 1913 Webster ]

a. Oligarchic. Glover. [ 1913 Webster ]

a. [ Cf. F. patriarcal. ] 1. Of or pertaining to a patriarch or to patriarchs; possessed by, or subject to, patriarchs; as, patriarchal authority or jurisdiction; a patriarchal see; a patriarchal church. [ 1913 Webster ]

2. Characteristic of a patriarch; venerable. [ 1913 Webster ]

About whose patriarchal knee
Late the little children clung. Tennyson. [ 1913 Webster ]

3. (Ethnol.) Having an organization of society and government in which the head of the family exercises authority over all its generations. [ 1913 Webster ]

Patriarchal cross (Her.), a cross, the shaft of which is intersected by two transverse beams, the upper one being the smaller. See Illust. (2) of Cross. --
Patriarchal dispensation, the divine dispensation under which the patriarchs lived before the law given by Moses. [ 1913 Webster ]

n. [ Cf. F. patriarcat. ] 1. The office, dignity, or jurisdiction of a patriarch. Jer. Taylor. [ 1913 Webster ]

2. The residence of an ecclesiastic patriarch. [ 1913 Webster ]

3. (Ethnol.) A patriarchal form of government or society. See Patriarchal, a., 3. [ 1913 Webster ]

a. Capable of being searched. [ 1913 Webster ]

n. Quality of being searchable. [ 1913 Webster ]

n. [ Cf. F. tétrarchat. ] (Rom. Antiq.) A tetrarchy. [ 1913 Webster ]