| polynucleotide |
a polymeric chain of nucleotides, such as DNA or RNA. |
| polyp |
an aquatic invertebrate, usu. sedentary or fixed in place, with a tubular body and a mouth surrounded by tentacles. [2 definitions] |
| polypeptide |
a condensation of amino acids that forms a protein molecule. |
| polypetalous |
bearing distinctly separate petals; not having a fused corolla. |
| Polyphemos |
in Greek mythology, the Cyclops son of Poseidon who was blinded by Odysseus. [2 definitions] |
| polyphemus moth |
(sometimes cap.) a large yellowish brown North American moth that has an eyelike spot on each hind wing. |
| polyphonic |
in music, having or consisting of many different sounds or voices. |
| polyphony |
a musical composition with two or more voices; counterpoint. |
| polypropylene |
a resin formed by the polymerization of propylene that is used in the manufacture of plastics. |
| polysaccharide |
a carbohydrate such as starch or cellulose that contains molecules with specific combinations and concentrations of simple sugars. |
| polysemous |
having more than one related meaning. |
| polysemy |
the quality of having more than one related meaning. |
| polysome |
a cluster of ribosomes along a heavily translated sequence of messenger RNA making protein in a cell; polyribosome. |
| polystyrene |
a hard, clear plastic or rigid foam that can be molded for structural applications. |
| polysyllabic |
having three or more syllables. [2 definitions] |
| polysyllable |
a word with several syllables. |
| polytechnic |
of, relating to, or involving many arts and sciences, esp. industrial and technical arts. [2 definitions] |
| polytheism |
the belief in more than one god. |
| polyunsaturated |
of or designating oils or fats made up of carbon chains whose bonds are not saturated with hydrogen. |
| polyurethane |
any of various synthetic resins that can become flexible or set when heated and that are used for coatings, padding, insulation, and adhesives. |
| polyvalent |
having more than one chemical valence. [2 definitions] |