%loga%

pos>n. [ Gr. &unr_; other + &unr_; marriage. ] (Bot.) Fertilization of the pistil of a plant by pollen from another of the same species; cross-fertilization. [ 1913 Webster ]

a. Analogous. [ Obs. ] Donne. [ 1913 Webster ]

n. (Math.) The number corresponding to a logarithm. The word has been sometimes, though rarely, used to denote the complement of a given logarithm; also the logarithmic cosine corresponding to a given logarithmic sine. -- An`ti*log`a*rith"mic a. [1913 Webster]

a. (Zool.) Of or pertaining to the Cycloganoidei. [ 1913 Webster ]

n. (Zool.) One of the Cycloganoidei. [ 1913 Webster ]

‖n. pl. [ NL., fr. Gr. ky`klos circle + NL. ganoidei. See Ganoid. ] (Zool.) An order of ganoid fishes, having cycloid scales. The bowfin (Amia calva) is a living example. [ 1913 Webster ]

n. [ LL. epilogatio. ] A summing up in a brief account. [ Obs. ] Udall.

v. t. [ imp. & p. p. Homologated p. pr. & vb. n. Homologating. ] [ LL. homologatus, p. p. of homologare to homologate; Gr. &unr_; to assent, agree. See Homologous. ] (Civ. Law) To approve; to allow; to confirm; as, the court homologates a proceeding. Wheaton. [ 1913 Webster ]

n. [ Cf. F. homologation. ] (Civ. & Scots Law) Confirmation or ratification (as of something otherwise null and void), by a court or a grantor. [ 1913 Webster ]

n. A rocking or balanced stone. Gwill. [ 1913 Webster ]

prop. n. The type genus of the Loganiaceae; Australian and New Zealand shrubs sometimes cultivated for their flowers.
Syn. -- genus Logania. [ WordNet 1.5 ]

a. [ Gr. logaoidiko`s; lo`gos discourse, prose + 'aoidh` song. ] (Gr. Pros.) Composed of dactyls and trochees so arranged as to produce a movement like that of ordinary speech. [ 1913 Webster ]

n. [ Gr. lo`gos word, account, proportion + 'ariqmo`s number: cf. F. logarithme. ] (Math.) One of a class of auxiliary numbers, devised by John Napier, of Merchiston, Scotland (1550-1617), to abridge arithmetical calculations, by the use of addition and subtraction in place of multiplication and division. The relation of logarithms to common numbers is that of numbers in an arithmetical series to corresponding numbers in a geometrical series, so that sums and differences of the former indicate respectively products and quotients of the latter; thus,

 0 1 2 3 4 Indices or logarithms
 1 10 100 1000 10, 000 Numbers in geometrical progression
 

Arithmetical complement of a logarithm, the difference between a logarithm and the number ten. --
Binary logarithms. See under Binary. --
Common logarithms, or
Brigg's logarithms, logarithms of which the base is 10; -- so called from Henry Briggs, who invented them. --
Gauss's logarithms, tables of logarithms constructed for facilitating the operation of finding the logarithm of the sum of difference of two quantities from the logarithms of the quantities, one entry of those tables and two additions or subtractions answering the purpose of three entries of the common tables and one addition or subtraction. They were suggested by the celebrated German mathematician Karl Friedrich Gauss (died in 1855), and are of great service in many astronomical computations. --
Hyperbolic logarithm or
Napierian logarithm or
Natural logarithm, a logarithm (devised by John Speidell, 1619) of which the base is e (2.718281828459045...); -- so called from Napier, the inventor of logarithms. --
Logistic logarithms or
Proportional logarithms, See under Logistic. [ 1913 Webster ]

{ } a. See Logarithmic. [ 1913 Webster ]

adv. Logarithmically. [ 1913 Webster ]

{ } a. [ Cf. F. logarithmique. ] 1. Of or pertaining to logarithms; consisting of logarithms. [ 1913 Webster ]

2. Using logarithms; as, logarithmic graph paper; a logarithmic scale. [ PJC ]

3. Having a logarithm in one or more of the unknowns; -- of an equation. [ PJC ]

Logarithmic curve (Math.), a curve which, referred to a system of rectangular coordinate axes, is such that the ordinate of any point will be the logarithm of its abscissa. --
Logarithmic spiral, a spiral curve such that radii drawn from its pole or eye at equal angles with each other are in continual proportion. See Spiral. [ 1913 Webster ]

adv. By the use of logarithms. [ 1913 Webster ]

n. [ Meso- + logarithm : cf. F. mésologarithme. ] (Math.) A logarithm of the cosine or cotangent. [ Obs. ] Kepler. Hutton. [ 1913 Webster ]

n. [ Gael. sluagh-ghairm, i.e., an army cry; sluagh army + gairm a call, calling. ] The war cry, or gathering word, of a Highland clan in Scotland. Sir W. Scott. [ 1913 Webster ]

2. Hence: A distinctive motto, phrase, or cry used by any person or party to express a purpose or ideal; a catchphrase; a rallying cry. [ PJC ]