picocyanobacterium

Etymology tree
Proto-Celtic *bekkos
Gaulish *bekkosbor.?
Latin beccus
Old Spanish bico
Spanish picobor.
English pico-
Ancient Greek κῠ́ᾰνος (kŭ́ănos)
Ancient Greek -εος (-eos)
Ancient Greek κῠᾰ́νεος (kŭắneos)der.
English cyano-
Ancient Greek βακτηρία (baktēría)
Proto-Indo-European *-yósder.
Ancient Greek -ῐος (-ĭos)?
Ancient Greek -ιον (-ion)
Ancient Greek βακτήριον (baktḗrion)bor.
New Latin bactēriumbor.
English bacterium
English cyanobacterium
English picocyanobacterium
From pico- + cyanobacterium.