Matching Words
2735 ResultsBelow are the words that matched your query.
Pteridium
- noun - a genus of ferns belonging to the family Dennstaedtiaceae
Pterocles
- noun - type genus of the Pteroclididae
Pteropoda
- - A class of Mollusca in which the anterior lobes of the foot are developed in the form of broad, thin, winglike organs, with which they swim at near the surface of the sea.
Pterosaur
- noun - 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
Pterygium
- noun - either of two thickened triangular layers of conjunctiva extending from the nasal edge of the eye to the cornea; it arises from irritation of the pinguecula
Pterygoid
- - Like a bird's wing in form; as, a pterygoid bone. (b) Of, pertaining to, or in the region of, the pterygoid bones, pterygoid processes, or the whole sphenoid bone. -- n. A pterygoid bone.
Ptolemaic
- adjective - of or relating to the astronomer Ptolemy
- of or relating to the geocentric Ptolemaic system; "in the Ptolemaic system of planetary motion the earth is fixed as the center of the universe with the sun and moon and planets revolving around it"
Ptolemy I
- noun - the king of Egypt who founded the Macedonian dynasty in Egypt; a close friend and general of Alexander the Great who took charge of Egypt after Alexander died (circa 367-285 BC)
Ptomaines
- noun - a term for food poisoning that is no longer in scientific use; food poisoning was once thought to be caused by ingesting ptomaines
- any of various amines (such as putrescine or cadaverine) formed by the action of putrefactive bacteria