myelo-comb. form
Stress is usually determined by a subsequent element and vowels may be reduced accordingly; see e.g.
myeloblastic adj.Origin: A borrowing from Greek. Etymons: Greek μυελο-, μυελός.
Etymology: < ancient Greek μυελο-, combining form (in e.g. μυελόεις full of marrow, μυελώδης like marrow, μυελοτρεϕής breeding marrow, Byzantine Greek μυελοποιός : see myelopoiesis n.) of μυελός marrow, probably a derivative of μυών muscle, cluster of muscles (see myon n.1).The earliest modern scientific formation is apparently German Myelitis , borrowed into French as myélite and into English as myelitis n. English formations are attested from the mid 19th cent., e.g. myelomalacia n., myeloid adj., myelosis n.
This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2019).