"having more than one form," 1886, from pleo- "more" + -morphy "form, shape," from Greek morphē "form," a word of uncertain etymology. Pleomorphous is by 1854. Related: Pleomorphism.
see pleio-.
updated on August 03, 2020
英语词源词典收录了45867条英语词源词条，基本涵盖了全部常用英语词汇的起源、历史，是研究英语词汇或通过词源学英语的必备工具。