nguyên sơ

== Vietnamese == === Etymology === Sino-Vietnamese word from 原初, composed of 原 (“source”) and 初 (“beginning”). === Pronunciation === (Hà Nội) IPA(key): [ŋwiən˧˧ səː˧˧] (Huế) IPA(key): [ŋwiəŋ˧˧ ʂəː˧˧] ~ [ŋwiəŋ˧˧ səː˧˧] (Saigon) IPA(key): [ŋwiəŋ˧˧ ʂəː˧˧] ~ [ŋwiəŋ˧˧ səː˧˧] === Adjective === nguyên sơ primordial; original; early Synonym: sơ khai Tế bào mẹ nguyên sơ ― progenitor cell (primordial parent cell) (figurative) pristine; untainted; natural ==== Usage notes ==== This term typically has a very positive connotation.