allo- combining form. ['alǝʊ]
[Greek, from allos other, different: see -O-.]
Forming words with the sense 'other, different'; spec. in Genetics, used in comb. with -PLOID (and also -ploidy) to refer to hybrid individuals whose chromosome sets are derived from different species (cf. AUTO-¹), as allodiploid, allopolyploid, etc.

■ alloantibody noun (Immunology) = ISOANTIBODY M20.

■ alloantigen noun (Immunology) = ISOANTIGEN M20.

■ allo'centric adjective centred in external objects, interested in objects for themselves E20.

■ a'llogamy noun (Botany) cross-fertilization L19.

■ allograft noun & verb trans. (Medicine) (a) graft between genetically dissimilar individuals of the same species M20.

■ allogrooming noun (Zoology) grooming of an animal by another of the same species M20.

■ allo'patric adjective [Greek patra fatherland] (Biology) (of species, speciation, etc.) occurring in different areas; not overlapping in distribution: M20.

■ allo'patrically adverb (Biology) by means of allopatric speciation; in physical isolation: M20.

■ a'llopatry noun (Biology) allopatric speciation; the occurrence of allopatric forms: M20.

■ allo'purinol noun [PURINE, -OL] Pharmacology a synthetic purine which inhibits uric acid formation in the body and is used to treat gout and related conditions M20.

■ allo'steric adjective (Biochemistry) of, pertaining to, or characterized by the alteration of the activity of an enzyme by means of a conformational change induced by a different molecule M20.

■ allosterically adverb (Biochemistry) in an allosteric manner M20.

■ allostery noun (Biochemistry) allosteric behaviour M20.

■ allo'tetraploid adjective & noun (Genetics) (designating) an individual with two diploid sets of chromosomes, each from different species M20.

■ allo'tetraploidy noun (Genetics) the condition of being allotetraploid M20.

[TahlilGaran] English Dictionary ▲