Where does “microcystic” come from?

microcystic (English) comes from English cystic, from Middle French cystique, from Ancient Greek κύστις, from Proto-Indo-European (s)kewH- — to cover, bedeck; cover.

microcystic (English): Relating to, or characterised by microcysts

Definitions

Relating to, or characterised by microcysts

Ancestry of “microcystic”, step by step

microcystic traces back through two separate lines of ancestry.

via English cystic

Step	Language	Word	Meaning
1	English	cystic	Of or pertaining to a cyst; Of or pertaining to...
2	Middle French	cystique	—
3	Ancient Greek	κύστις	bladder
4	Proto-Indo-European	(s)kewH-	to cover, bedeck; cover

via English micro

Step	Language	Word	Meaning
1	English	micro	Small, relatively small; short form of...
2	Ancient Greek	μικρός	little, small
3	Proto-Indo-European	mēy-	soft, tender, dear

Every word from Proto-Indo-European (s)kewH- →Every word from Ancient Greek κύστις →Every word from Middle French cystique →