*duo*

adv. In an arduous manner; with difficulty or laboriousness. [ 1913 Webster ]

n. The quality of being arduous; difficulty of execution. [ 1913 Webster ]

a. [ L. assiduus, fr. assid&unr_;re to sit near or close; ad + sedēre to sit. See Sit. ] 1. Constant in application or attention; devoted; attentive; unremitting. [ 1913 Webster ]

She grows more assiduous in her attendance. Addison. [ 1913 Webster ]

2. Performed with constant diligence or attention; unremitting; persistent; as, assiduous labor. [ 1913 Webster ]

To weary him with my assiduous cries. Milton. [ 1913 Webster ]

Syn. -- Diligent; attentive; sedulous; unwearied; unintermitted; persevering; laborious; indefatigable. [ 1913 Webster ]

As*sid"u*ous*ly, adv. -- As*sid"u*ous*ness, n. [ 1913 Webster ]

a. [ L. caeduus, fr. caedere to cut down. ] Fit to be felled. [ Obs. ] Eyelyn. [ 1913 Webster ]

a. [ L. deciduus, fr. dec&unr_;dere to fall off; de- + cadere to fall. See Chance. ] (Biol.) Falling off, or subject to fall or be shed, at a certain season, or a certain stage or interval of growth, as leaves (except of evergreens) in autumn, or as parts of animals, such as hair, teeth, antlers, etc.; also, shedding leaves or parts at certain seasons, stages, or intervals; as, deciduous trees; the deciduous membrane. [ 1913 Webster ]

n. The quality or state of being deciduous. [ 1913 Webster ]

a. [ L. dividuus divisible, divided, fr. dividere. ] Divided; dividual. [ R. ] [ 1913 Webster ]

He so often substantiates distinctions into dividuous, selfsubsistent. Coleridge. [ 1913 Webster ]

n. [ It. duo, fr. L. duo two. See Duet. ] (Mus.) A composition for two performers; a duet.

a., n. See Dodecahedral, and Dodecahedron. [ 1913 Webster ]

a. [ L. duodecennis; duodecim twelve + annus year. ] Consisting of twelve years. [ R. ] Ash. [ 1913 Webster ]

a. [ L. duodecim twelve. See Dozen. ] Proceeding in computation by twelves; expressed in the scale of twelves. -- Du`o*dec"i*mal*ly, adv. [1913 Webster]

n. 1. A twelfth part; as, the duodecimals of an inch. [ 1913 Webster ]

2. pl. (Arch.) A system of numbers, whose denominations rise in a scale of twelves, as of feet and inches. The system is used chiefly by artificers in computing the superficial and solid contents of their work. [ 1913 Webster ]

a. [ L. duodecim twelve + findere to cleave. ] Divided into twelve parts. [ 1913 Webster ]

a. [ L. in duodecimo in twelfth, fr. duodecimus twelfth, fr. duodecim twelve. See Dozen. ] Having twelve leaves to a sheet; as, a duodecimo from, book, leaf, size, etc. [ 1913 Webster ]

n.; pl. Duodecimos A book consisting of sheets each of which is folded into twelve leaves; hence, indicating, more or less definitely, a size of a book; -- usually written 12mo or 12°. [ 1913 Webster ]

a. [ L. duo two + &unr_; decuple. ] Consisting of twelves. Arbuthnot. [ 1913 Webster ]

a. [ Cf. F. duodénal. ] Of or pertaining to the duodenum; as, duodenal digestion. [ 1913 Webster ]

a. [ L. duodenarius, fr. duodeni twelve each: cf. F. duodénaire. ] Containing twelve; twelvefold; increasing by twelves; duodecimal. [ 1913 Webster ]

‖n. [ NL., fr. duodeni twelve each: cf. F. duodenum. So called because its length is about twelve fingers' breadth. ] (Anat.) The part of the small intestines between the stomach and the jejunum. See Illust. of Digestive apparatus, under Digestive. [ 1913 Webster ]

n. [ L. duo two + -graph. ] (Photo-engraving) A picture printed from two half-tone plates made with the screen set at different angles, and usually printed in two shades of the same color or in black and one tint. [ Webster 1913 Suppl. ]

a. [ L. duo two + E. literal. ] Consisting of two letters only; biliteral. Stuart. [ 1913 Webster ]

‖n. [ It. See Done. ] A cathedral. See Dome, 2. [ 1913 Webster ]

Of tower or duomo, sunny sweet. Tennyson. [ 1913 Webster ]

n. [ L. duo two + tone. ] (Photoengraving) Any picture printed in two shades of the same color, as duotypes and duographs are usually printed. [ Webster 1913 Suppl. ]

n. [ L. duo two + type. ] (Photoengraving) A print made from two half-tone plates made from the same negative, but etched differently. [ Webster 1913 Suppl. ]

a. [ Gastro- + -duodenal. ] (Anat.) Pertaining to the stomach and duodenum; as, the gastroduodenal artery. [ 1913 Webster ]

n. [ NL. See Gastroduodenal, and -itis. ] (Med.) Inflammation of the stomach and duodenum. It is one of the most frequent causes of jaundice. [ 1913 Webster ]

a. Not deciduous or falling, as the leaves of trees in autumn; lasting; evergreen; persistent; permanent; perennial. Opposite of deciduous. [ 1913 Webster ]

The indeciduous and unshaven locks of Apollo. Sir T. Browne. [ 1913 Webster ]

a. [ L. occiduus, fr. occidere to go down. ] Western; occidental. [ R. ] Blount. [ 1913 Webster ]

a. [ L. prociduus. ] Falling from its proper place. [ 1913 Webster ]

a. [ L. residuus. ] Remaining; residual. Landor. [ 1913 Webster ]