(redirected from Polymorphonuclear leucocyte)
Also found in: Thesaurus, Medical, Encyclopedia.
Related to Polymorphonuclear leucocyte: Polymorphonuclear cells


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 ?
In the human, endospores typically trigger a polymorphonuclear leucocyte response, which converts to a mononuclear cell infiltrate and granuloma formation as infection becomes more chronic.
9]/L Peripheral Blood Smear 11% polymorphonuclear leucocytes, 66% eosinophils, 5% eosinophilic bands, 17% lymphocytes, and 1% neutrophilic bands; eosinophil count yielding 23,840 X [10.
aureus opsonized with mucosal SIgA is significantly ingested by polymorphonuclear leucocytes (Gorter et al.
2001, Chitosan accelerates the production of osteopontin from polymorphonuclear leucocytes, Biomaterials, 22, 1667-1673.