allotype

[ al-uh-tahyp ]

/ ˈæl əˌtaɪp /

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noun

Biology. a type specimen of the sex opposite to that of the holotype.

Immunology. an antibody of a given class having certain molecular sites shared by only some members of a species and therefore acting as an antigen to other members of the same species.

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Origin of allotype

1915–20; allo- + type; in immunological sense, probably back formation from allotypy<French allotypie, coined in 1956

OTHER WORDS FROM allotype

al·lo·typ·ic

[al-uh-tip-ik], /ˌæl əˈtɪp ɪk/, adjectiveal·lo·typ·i·cal·ly, adverbal·lo·typ·y

[al-uh-tahy-pee], /ˈæl əˌtaɪ pi/, noun

Words nearby allotype

allotropous, allotropy, all' ottava, allotted, allottee, allotype, all-out, all outdoors, big as, allover, all over but the shouting, all over one

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

British Dictionary definitions for allotype

allotype

/ (ˈæləˌtaɪp) /

noun

biology an additional type specimen selected because of differences from the original type specimen, such as opposite sex or morphological details

immunol any of the variant forms of a particular immunoglobulin found among members of the same species

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for allotype

allotype

[ ăl′ə-tīp′ ]

Any of the genetically determined variants in the constant region of a given subclass of immunoglobulin that is detectable as an antigen by members of the same species having a different constant region.

Other words from allotype

al′lo•typ′ic (-tĭp′ĭk) adj.