13-Letter Words Containing: A,A,P,T

• extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds

• arrange in alphabetical order

• provide with an alphabet

• abnormal dryness of the conjunctiva and cornea of the eyes; may be due to a systemic deficiency of vitamin A

• The fused head and thorax of spiders and crustaceans

• (of quantities) imprecise but fairly close to correct

• a literate person who can arrange items in alphabetical order

• not quite exact or correct

• An evolutionary trend in which the neural and sense organs become centralized at one end (the head) of an animal.

• The redistribution of blood flow from the base of the lung towards the upper lobe vessels as a consequence of pulmonary venous hypertension, usually described on a chest radiograph.