Anagrams of: TETRAPTEROUS

• stretched out and lying at full length along the ground

• lying face downward

• get into a prostrate position, as in submission

• render helpless or defenseless

• throw down flat, as on the ground

• a person who dissents from some established policy

• someone who participates in a public display of group feeling

• an extinct reptile of the Jurassic and Cretaceous having a bird-like beak and membranous wings supported by the very long fourth digit of each forelimb

• a device that controls amount of light admitted

• a natural opening in something

• an man-made opening; usually small

• To give something a treatment prior to another operation

• a person who putters about

• a short amusing opera