Crossword Genius

Microorganism (4)

Ross

I believe the answer is:

germ

<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">micro-organism</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>

(Other definitions for germ that I've seen before include "Bug" , "First idea; seed embryo" , "Infecting microorganism" , "From which disease comes" , "Cause of disease" .)

I've seen this clue in The Telegraph and The Independent.
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