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1. Biology One of the forms of a polymorphic organism.
2. Chemistry A specific crystalline form of a compound that can crystallize in different forms.
3. Immunology A polymorphonuclear leukocyte, especially a neutrophil.


1. (Biology) a species of animal or plant that exhibits polymorphism
2. (Chemistry) any of the crystalline forms of a chemical compound that exhibits polymorphism
3. (Physiology) Also called: polymorphonuclear leucocyte any of a group of white blood cells that have lobed nuclei and granular cytoplasm and function as phagocytes; they include neutrophils, basophils, and eosinophils
[C19: from Greek polumorphos having many forms]


(ˈpɒl iˌmɔrf)

a. an organism that exists in different forms.
b. one of the forms.
2. any of the crystal forms assumed by a substance that exhibits polymorphism.
[1820–30; < Greek polýmorphos; see poly-, -morph]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.polymorph - an organism that can assume more than one adult form as in the castes of ants or termites
organism, being - a living thing that has (or can develop) the ability to act or function independently
References in periodicals archive ?
The inclusion of the polymorphic drug molecule for the first time highlighted the value of crystal structure prediction-derived knowledge for identifying polymorph issues and opportunities for molecules of commercial importance.
More specifically, when living organisms grow crystals they can effectively control polymorph selection as well as the crystal morphology, shape, and even atomic structure.
To verify the physical and chemical changes within the material from start to finish, and to see the incorporation in to a functional material, has been fascinating and serves to highlight further the intriguing properties of this carbon polymorph.
It used to be that a medicinal chemist would craft their molecule and they likely do a salt and/or polymorph screen to see what they could do to enhance the utility of that molecule.
The locution of major peaks, d-spacing, cry stallite length, and crystal planes along with type of polymorph are shown in Table 1.
They include IT services company Polymorph which plans to take am additional 2,075 sq ft of office space.
The most amount of observed marker was in E11-M20 primer with a total of 20 polymorph bands and E2-M17 and ETG-M35 primers with 19 polymorph bands and the least amount was related to E46-M35, ETG-M22 and E8-M22 primers with 8, 8 and 9 polymorph bands, respectively.
This is because the technique maintains the Polymorph V content, the substance in the crystal structure of the fat which gives chocolate its glossy appearance and firm and snappy texture, but which also allows it to melt smoothly in the mouth.
This is because the new technique maintains the prized Polymorph V content, the substance in the crystal structure of the fat which gives chocolate its glossy appearance, firm and snappy texture but which also allows it to melt smoothly in the mouth.
PCC exists mainly as a calcite or aragonite crystalline polymorph.
The selectAZymeTM service complements Almac's speciality capabilities, including radiolabelling, polymorph and solid form optimisation, and peptide and protein synthesis.