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Related to endospore: exospore


1. The inner layer of the wall of a spore.
2. An asexual spore developed within a cell, as that formed by some bacteria.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (Botany) a small asexual spore produced by some bacteria and algae
2. (Botany) the innermost wall of a spore or pollen grain
endosporous adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈɛn dəˌspɔr, -ˌspoʊr)

1. the inner coat of a spore. Compare intine.
2. a spore formed within a cell of a rod-shaped organism.
en•dos′por•ous (ɛnˈdɒs pər əs) adj.
en•dos′por•ous•ly, adv.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.endospore - a small asexual spore that develops inside the cell of some bacteria and algae
spore - a small usually single-celled asexual reproductive body produced by many nonflowering plants and fungi and some bacteria and protozoans and that are capable of developing into a new individual without sexual fusion; "a sexual spore is formed after the fusion of gametes"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Products: Ocean Optics released the Endospore Detection System for $4,999 ...
Centrifugation at a force of only 3,000 x g reduced endospore numbers in skim milk and whole milk by more than 60%.
A gram variable, endospore forming, facultatively anaerobic, flagellated bacillus was isolated from a sample of surface soil.
Gram staining, crystal staining and endospore staining (Sneath, 1986) were performed for morphological characterization.
Dense exospore and pale endospore. B) Binucleate, proliferative phase meront with characteristic vesicotubular appendages (arrow).
Features Isolates 1 Gram's staining Gram positive 2 Motility Motile 3 Endospore present 4 Capsule Absent Table 2.
Multiple methods exist for the diagnosis of coccidioidal infection, including microscopic detection of endospore containing spherules within tissue or fluid samples, molecular detection using nucleic acid amplification with polymerase chain reaction, cultures on fungal or bacterial media, and serologic testing.
Bacterial isolates were taken from the culture during log phase for gram staining and were examined for endospore formation during stationary phase.
It forms a unique type of resting cell called an endospore that remains dormant until the environment becomes favorable.
Microscopical and biochemical tests: Microscopicaltests i.e., Gram's staining [7,5] and Endospore staining [2] were performed.
Among the topics are replication of the chromosome, dynamics of DNA double-strand break repair, cell division, the organization of transcription and translation, general and regulatory proteolysis, the cell wall, the genomics and cellular biology of endospore formation, and multicellularilty and social behavior.