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This page is a glossary of architecture. A flat slab forming the uppermost member or division of the capital of a column. A sculptural embellishment of an arch. The subsidiary space alongside the body of a building, separated from it by columns, piers, or posts. The space enclosed in a church between the outer gate or railing of the rood screen ...
AAW An acronym for anti-aircraft warfare. aback (of a sail) Filled by the wind on the opposite side to the one normally used to move the vessel forward.On a square-rigged ship, any of the square sails can be braced round to be aback, the purpose of which may be to reduce speed (such as when a ship-of-the-line is keeping station with others), to heave to, or to assist moving the ship's head ...
Apterygota are a subclass of small, agile insects, distinguished from other insects by their lack of wings in the present and in their evolutionary history. They include Thysanura (silverfish and firebrats). Some species lacking wings are members of insect orders that generally do have wings. Some do not grow wings at all, having "lost" the ...
pl. adelphiae A bundle or structure of stamens forming one unit in an adelphous flower; for example, the stamen tube around the pistil of Hibiscus. adelphous Having organs, particularly filament s such as stamen s, connected into one or more adelphiae, whether in the form of bunches or tubes, such as is commonly seen in families such as Malvaceae. Usage of the term is not consistent; some ...
Circle – O (the letter O is a circle) City – NY , LA (Los Angeles), or EC (postcode for City of London) Closed - TO (like a door) Club – Y ; Coin – P , D (from the Latin denarius) or C – D or C would usually have "old" or "American" as well as "coin". Cold – C; Colonel – COL; Colt – C; Commercial – AD; Communist – RED
Insect wing. Insect wings are adult outgrowths of the insect exoskeleton that enable insects to fly. They are found on the second and third thoracic segments (the mesothorax and metathorax), and the two pairs are often referred to as the forewings and hindwings, respectively, though a few insects lack hindwings, even rudiments.
Flightless birds have, through evolution, lost the ability to fly. [1] There are over 60 extant species, [2] including the well-known ratites (ostriches, emus, cassowaries, rheas, and kiwis) and penguins. The smallest flightless bird is the Inaccessible Island rail (length 12.5 cm, weight 34.7 g). The largest (both heaviest and tallest ...
inner wing Also defined: outer wing. The inner wing of a bird is that portion of the wing stretching from its connection to the body and through the "wrist" joint. The outer wing stretches from the wrist to the wingtip. [262] iris The coloured outer ring that surrounds a bird's pupil. Though brown predominates, the iris may be of or include a ...