Countable Nouns Ending in IUM and Containing CT

Browse 20 valid English countable nouns ending in IUM and containing CT, from Bacterium, Cyanobacterium, Mycobacterium, Propionibacterium, Insectarium, Corynebacterium and Archaebacterium to rarer terms. Check definitions and spelling below, or visit our noun grammar guide to review singular and plural count rules.

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Starts with A
2 words
archaebacterium
arctium
Starts with B
1 words
bacterium
Starts with C
5 words
cyanobacterium
corynebacterium
ctenidium
collectarium
calymmatobacterium
Starts with E
2 words
enterobacterium
eubacterium
Starts with I
1 words
insectarium
Starts with L
1 words
lectisternium
Starts with M
1 words
mycobacterium
Starts with N
3 words
nanobacterium
nitrobacterium
nitrosobacterium
Starts with P
1 words
propionibacterium
Starts with S
2 words
succinctorium
sericterium
Starts with V
1 words
vivisectorium

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