The story
- Latin · derived fromexcrescentia“abnormal growths”
- English todayexcrescence
From Middle English, early 15th century, in sense “(action of) growing out (of something else)”. Borrowed from Latin excrescentia (“abnormal growths”), from excrescentem, from excrēscere, from ex- (“out”) (English ex-) + crēscere (“to grow”) (English crescent). Sense of “abnormal growth” from 1570s, from earlier excrescency (1540s in this sense).
Etymology from Wiktionary, CC BY-SA 4.0.