n.
Pronunciation: ' f ī -br ə - ˌ blast, ' fi-
Function: noun
Etymology: International Scientific Vocabulary
Date: 1876
: a connective-tissue cell of mesenchymal origin that secretes proteins and especially molecular collagen from which the extracellular fibrillar matrix of connective tissue forms
– fi · bro · blas · tic \ ˌ f ī -br ə - ' blas-tik, ˌ fi- \ adjective